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kernel: iomap: iomap: fix memory corruption when recording errors during writeback

cve CVE-2022-50406 2 sources, 2 claims · Watch

Red Hat writes:
kernel: iomap: iomap: fix memory corruption when recording errors during writeback the claim

What it is to other things

affectslinux/linux_kernel
NVD
made_bylinux
NVD

In words only, so not counted until a person confirms one:

affectslinux/linux
NVD says “Linux · Linux”

What each source says

PropertySourceSaidMeans here
Cvss
cvss
conflict		NVD7.8
receipt
Source
NVD
Its words
7.8
Read by
field:cve.metrics.cvssMetricV31[].cvssData.baseScore
Said since
2026-10-03 12:09 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Linux",
            "programFiles": [
              "fs/iomap/buffered-io.c"
            ],
            "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
            "vendor": "Linux",
            "versions": [
              {
                "lessThan": "76a9234cb66479e9d02b15fd0f3e349cb2320279",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "169adb79cfd59250a5b1f68cdc69e7287fc5a0ce",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "82c66c46f73b88be74c869e2cbfef45281adf3c6",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "7308591d9c7787aec58f6a01a7823f14e90db7a2",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "3d5f3ba1ac28059bdf7000cae2403e4e984308d2",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              }
            ]
          },
          {
            "defaultStatus": "affected",
            "product": "Linux",
            "programFiles": [
              "fs/iomap/buffered-io.c"
            ],
            "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
            "vendor": "Linux",
            "versions": [
              {
                "status": "affected",
                "version": "4.6"
              },
              {
                "lessThan": "4.6",
                "status": "unaffected",
                "version": "0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.10.*",
                "status": "unaffected",
                "version": "5.10.271",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.15.*",
                "status": "unaffected",
                "version": "5.15.222",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.19.*",
                "status": "unaffected",
                "version": "5.19.17",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "6.0.*",
                "status": "unaffected",
                "version": "6.0.3",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "*",
                "status": "unaffected",
                "version": "6.1",
                "versionType": "original_commit_for_fix"
              }
            ]
          }
        ],
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "9EA06985-8F7B-4EC7-A6B8-B8597C9FA77B",
                "versionEndExcluding": "5.19.17",
                "versionStartIncluding": "4.6",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "5BCD8201-B847-4442-B894-70D430128DEF",
                "versionEndExcluding": "6.0.3",
                "versionStartIncluding": "6.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niomap: iomap: fix memory corruption when recording errors during writeback\n\nEvery now and then I see this crash on arm64:\n\nUnable to handle kernel NULL pointer dereference at virtual address 00000000000000f8\nBuffer I/O error on dev dm-0, logical block 8733687, async page read\nMem abort info:\n  ESR = 0x0000000096000006\n  EC = 0x25: DABT (current EL), IL = 32 bits\n  SET = 0, FnV = 0\n  EA = 0, S1PTW = 0\n  FSC = 0x06: level 2 translation fault\nData abort info:\n  ISV = 0, ISS = 0x00000006\n  CM = 0, WnR = 0\nuser pgtable: 64k pages, 42-bit VAs, pgdp=0000000139750000\n[00000000000000f8] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000, pmd=0000000000000000\nInternal error: Oops: 96000006 [#1] PREEMPT SMP\nBuffer I/O error on dev dm-0, logical block 8733688, async page read\nDumping ftrace buffer:\nBuffer I/O error on dev dm-0, logical block 8733689, async page read\n   (ftrace buffer empty)\nXFS (dm-0): log I/O error -5\nModules linked in: dm_thin_pool dm_persistent_data\nXFS (dm-0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x1ec/0x590 [xfs] (fs/xfs/xfs_trans_buf.c:296).\n dm_bio_prison\nXFS (dm-0): Please unmount the filesystem and rectify the problem(s)\nXFS (dm-0): xfs_imap_lookup: xfs_ialloc_read_agi() returned error -5, agno 0\n dm_bufio dm_log_writes xfs nft_chain_nat xt_REDIRECT nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_REJECT\npotentially unexpected fatal signal 6.\n nf_reject_ipv6\npotentially unexpected fatal signal 6.\n ipt_REJECT nf_reject_ipv4\nCPU: 1 PID: 122166 Comm: fsstress Tainted: G        W          6.0.0-rc5-djwa #rc5 3004c9f1de887ebae86015f2677638ce51ee7\n rpcsec_gss_krb5 auth_rpcgss xt_tcpudp ip_set_hash_ip ip_set_hash_net xt_set nft_compat ip_set_hash_mac ip_set nf_tables\nHardware name: QEMU KVM Virtual Machine, BIOS 1.5.1 06/16/2021\npstate: 60001000 (nZCv daif -PAN -UAO -TCO -DIT +SSBS BTYPE=--)\n ip_tables\npc : 000003fd6d7df200\n x_tables\nlr : 000003fd6d7df1ec\n overlay nfsv4\nCPU: 0 PID: 54031 Comm: u4:3 Tainted: G        W          6.0.0-rc5-djwa #rc5 3004c9f1de887ebae86015f2677638ce51ee7405\nHardware name: QEMU KVM Virtual Machine, BIOS 1.5.1 06/16/2021\nWorkqueue: writeback wb_workfn\nsp : 000003ffd9522fd0\n (flush-253:0)\npstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--)\npc : errseq_set+0x1c/0x100\nx29: 000003ffd9522fd0 x28: 0000000000000023 x27: 000002acefeb6780\nx26: 0000000000000005 x25: 0000000000000001 x24: 0000000000000000\nx23: 00000000ffffffff x22: 0000000000000005\nlr : __filemap_set_wb_err+0x24/0xe0\n x21: 0000000000000006\nsp : fffffe000f80f760\nx29: fffffe000f80f760 x28: 0000000000000003 x27: fffffe000f80f9f8\nx26: 0000000002523000 x25: 00000000fffffffb x24: fffffe000f80f868\nx23: fffffe000f80fbb0 x22: fffffc0180c26a78 x21: 0000000002530000\nx20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000000\n\nx17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000\nx14: 0000000000000001 x13: 0000000000470af3 x12: fffffc0058f70000\nx11: 0000000000000040 x10: 0000000000001b20 x9 : fffffe000836b288\nx8 : fffffc00eb9fd480 x7 : 0000000000f83659 x6 : 0000000000000000\nx5 : 0000000000000869 x4 : 0000000000000005 x3 : 00000000000000f8\nx20: 000003fd6d740020 x19: 000000000001dd36 x18: 0000000000000001\nx17: 000003fd6d78704c x16: 0000000000000001 x15: 000002acfac87668\nx2 : 0000000000000ffa x1 : 00000000fffffffb x0 : 00000000000000f8\nCall trace:\n errseq_set+0x1c/0x100\n __filemap_set_wb_err+0x24/0xe0\n iomap_do_writepage+0x5e4/0xd5c\n write_cache_pages+0x208/0x674\n iomap_writepages+0x34/0x60\n xfs_vm_writepages+0x8c/0xcc [xfs 7a861f39c43631f15d3a5884246ba5035d4ca78b]\nx14: 0000000000000000 x13: 2064656e72757465 x12: 0000000000002180\nx11: 000003fd6d8a82d0 x10: 0000000000000000 x9 : 000003fd6d8ae288\nx8 : 0000000000000083 x7 : 00000000ffffffff x6 : 00000000ffffffee\nx5 : 00000000fbad2887 x4 : 000003fd6d9abb58 x3 : 000003fd6d740020\nx2 : 0000000000000006 x1 : 000000000001dd36 x0 : 0000000000000000\nCPU: \n---truncated---"
      }
    ],
    "id": "CVE-2022-50406",
    "lastModified": "2026-10-03T11:17:26.647",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
          "type": "Secondary"
        },
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "nvd@nist.gov",
          "type": "Primary"
        },
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2022-50406",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "total"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-01-14T19:07:48.115623Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2025-09-18T16:15:43.760",
    "references": [
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "url": "https://git.kernel.org/stable/c/169adb79cfd59250a5b1f68cdc69e7287fc5a0ce"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
          "Patch"
        ],
        "url": "https://git.kernel.org/stable/c/3d5f3ba1ac28059bdf7000cae2403e4e984308d2"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
          "Patch"
        ],
        "url": "https://git.kernel.org/stable/c/7308591d9c7787aec58f6a01a7823f14e90db7a2"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "url": "https://git.kernel.org/stable/c/76a9234cb66479e9d02b15fd0f3e349cb2320279"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
          "Patch"
        ],
        "url": "https://git.kernel.org/stable/c/82c66c46f73b88be74c869e2cbfef45281adf3c6"
      }
    ],
    "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "vulnStatus": "Modified",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-787"
          }
        ],
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-787"
          }
        ],
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  }
}
—
Cvss
cvss
conflict		Red Hat6.5
receipt
Source
Red Hat
Its words
6.5
Read by
field:cvss3_score
Said since
2026-09-29 09:44 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "CVE": "CVE-2022-50406",
  "CWE": "CWE-367",
  "advisories": [
    "RHSA-2025:21136",
    "RHSA-2025:22998",
    "RHSA-2025:21128",
    "RHSA-2025:23960",
    "RHSA-2025:23445",
    "RHSA-2025:21084",
    "RHSA-2025:21051",
    "RHSA-2025:23463",
    "RHSA-2025:21091",
    "RHSA-2023:7077",
    "RHSA-2025:23947"
  ],
  "affected_packages": [
    "kernel-0:5.14.0-284.146.1.el9_2",
    "kernel-0:4.18.0-305.182.1.el8_4",
    "kernel-0:4.18.0-372.168.1.el8_6",
    "kernel-0:4.18.0-477.122.1.el8_8",
    "kernel-rt-0:3.10.0-1160.144.1.rt56.1296.el7",
    "kernel-0:4.18.0-513.5.1.el8_9",
    "kernel-rt-0:5.14.0-284.146.1.rt14.431.el9_2",
    "kernel-rt-0:5.14.0-70.153.1.rt21.225.el9_0",
    "kernel-0:4.18.0-193.178.1.el8_2",
    "kernel-0:5.14.0-70.153.1.el9_0",
    "kernel-0:3.10.0-1160.144.1.el7"
  ],
  "bugzilla": "2396538",
  "bugzilla_description": "kernel: iomap: iomap: fix memory corruption when recording errors during writeback",
  "cvss3_score": "6.5",
  "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H",
  "cvss_score": null,
  "cvss_scoring_vector": null,
  "package_state": null,
  "public_date": "2025-09-18T00:00:00Z",
  "resource_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-50406.json",
  "severity": "moderate"
}
—
Cwe
cwe
Red HatCWE-367
receipt
Source
Red Hat
Its words
CWE-367
Read by
field:CWE
Said since
2026-09-29 09:44 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "CVE": "CVE-2022-50406",
  "CWE": "CWE-367",
  "advisories": [
    "RHSA-2025:21136",
    "RHSA-2025:22998",
    "RHSA-2025:21128",
    "RHSA-2025:23960",
    "RHSA-2025:23445",
    "RHSA-2025:21084",
    "RHSA-2025:21051",
    "RHSA-2025:23463",
    "RHSA-2025:21091",
    "RHSA-2023:7077",
    "RHSA-2025:23947"
  ],
  "affected_packages": [
    "kernel-0:5.14.0-284.146.1.el9_2",
    "kernel-0:4.18.0-305.182.1.el8_4",
    "kernel-0:4.18.0-372.168.1.el8_6",
    "kernel-0:4.18.0-477.122.1.el8_8",
    "kernel-rt-0:3.10.0-1160.144.1.rt56.1296.el7",
    "kernel-0:4.18.0-513.5.1.el8_9",
    "kernel-rt-0:5.14.0-284.146.1.rt14.431.el9_2",
    "kernel-rt-0:5.14.0-70.153.1.rt21.225.el9_0",
    "kernel-0:4.18.0-193.178.1.el8_2",
    "kernel-0:5.14.0-70.153.1.el9_0",
    "kernel-0:3.10.0-1160.144.1.el7"
  ],
  "bugzilla": "2396538",
  "bugzilla_description": "kernel: iomap: iomap: fix memory corruption when recording errors during writeback",
  "cvss3_score": "6.5",
  "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H",
  "cvss_score": null,
  "cvss_scoring_vector": null,
  "package_state": null,
  "public_date": "2025-09-18T00:00:00Z",
  "resource_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-50406.json",
  "severity": "moderate"
}
—
Packages
packages
Red Hatkernel-0:5.14.0-284.146.1.el9_2, kernel-0:4.18.0-305.182.1.el8_4, kernel-0:4.18.0-372.168.1.el8_6, kernel-0:4.18.0-477.122.1.el8_8, kernel-rt-0:3.10.0-1160.144.1.rt56.1296.el7, kernel-0:4.18.0-513.5.1.el8_9, kernel-rt-0:5.14.0-284.146.1.rt14.431.el9_2, kernel-rt-0:5.14.0-70.153.1.rt21.225.el9_0, kernel-0:4.18.0-193.178.1.el8_2, kernel-0:5.14.0-70.153.1.el9_0, kernel-0:3.10.0-1160.144.1.el7
receipt
Source
Red Hat
Its words
kernel-0:5.14.0-284.146.1.el9_2, kernel-0:4.18.0-305.182.1.el8_4, kernel-0:4.18.0-372.168.1.el8_6, kernel-0:4.18.0-477.122.1.el8_8, kernel-rt-0:3.10.0-1160.144.1.rt56.1296.el7, kernel-0:4.18.0-513.5.1.el8_9, kernel-rt-0:5.14.0-284.146.1.rt14.431.el9_2, kernel-rt-0:5.14.0-70.153.1.rt21.225.el9_0, kernel-0:4.18.0-193.178.1.el8_2, kernel-0:5.14.0-70.153.1.el9_0, kernel-0:3.10.0-1160.144.1.el7
Read by
field:affected_packages[]
Said since
2026-09-29 09:44 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "CVE": "CVE-2022-50406",
  "CWE": "CWE-367",
  "advisories": [
    "RHSA-2025:21136",
    "RHSA-2025:22998",
    "RHSA-2025:21128",
    "RHSA-2025:23960",
    "RHSA-2025:23445",
    "RHSA-2025:21084",
    "RHSA-2025:21051",
    "RHSA-2025:23463",
    "RHSA-2025:21091",
    "RHSA-2023:7077",
    "RHSA-2025:23947"
  ],
  "affected_packages": [
    "kernel-0:5.14.0-284.146.1.el9_2",
    "kernel-0:4.18.0-305.182.1.el8_4",
    "kernel-0:4.18.0-372.168.1.el8_6",
    "kernel-0:4.18.0-477.122.1.el8_8",
    "kernel-rt-0:3.10.0-1160.144.1.rt56.1296.el7",
    "kernel-0:4.18.0-513.5.1.el8_9",
    "kernel-rt-0:5.14.0-284.146.1.rt14.431.el9_2",
    "kernel-rt-0:5.14.0-70.153.1.rt21.225.el9_0",
    "kernel-0:4.18.0-193.178.1.el8_2",
    "kernel-0:5.14.0-70.153.1.el9_0",
    "kernel-0:3.10.0-1160.144.1.el7"
  ],
  "bugzilla": "2396538",
  "bugzilla_description": "kernel: iomap: iomap: fix memory corruption when recording errors during writeback",
  "cvss3_score": "6.5",
  "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H",
  "cvss_score": null,
  "cvss_scoring_vector": null,
  "package_state": null,
  "public_date": "2025-09-18T00:00:00Z",
  "resource_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-50406.json",
  "severity": "moderate"
}
—
Product
product
NVDLinux
receipt
Source
NVD
Its words
Linux
Read by
field:cve.affected[].affectedData[].product
Said since
2026-10-03 12:09 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Linux",
            "programFiles": [
              "fs/iomap/buffered-io.c"
            ],
            "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
            "vendor": "Linux",
            "versions": [
              {
                "lessThan": "76a9234cb66479e9d02b15fd0f3e349cb2320279",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "169adb79cfd59250a5b1f68cdc69e7287fc5a0ce",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
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                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
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                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "3d5f3ba1ac28059bdf7000cae2403e4e984308d2",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              }
            ]
          },
          {
            "defaultStatus": "affected",
            "product": "Linux",
            "programFiles": [
              "fs/iomap/buffered-io.c"
            ],
            "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
            "vendor": "Linux",
            "versions": [
              {
                "status": "affected",
                "version": "4.6"
              },
              {
                "lessThan": "4.6",
                "status": "unaffected",
                "version": "0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.10.*",
                "status": "unaffected",
                "version": "5.10.271",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.15.*",
                "status": "unaffected",
                "version": "5.15.222",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.19.*",
                "status": "unaffected",
                "version": "5.19.17",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "6.0.*",
                "status": "unaffected",
                "version": "6.0.3",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "*",
                "status": "unaffected",
                "version": "6.1",
                "versionType": "original_commit_for_fix"
              }
            ]
          }
        ],
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "9EA06985-8F7B-4EC7-A6B8-B8597C9FA77B",
                "versionEndExcluding": "5.19.17",
                "versionStartIncluding": "4.6",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "5BCD8201-B847-4442-B894-70D430128DEF",
                "versionEndExcluding": "6.0.3",
                "versionStartIncluding": "6.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niomap: iomap: fix memory corruption when recording errors during writeback\n\nEvery now and then I see this crash on arm64:\n\nUnable to handle kernel NULL pointer dereference at virtual address 00000000000000f8\nBuffer I/O error on dev dm-0, logical block 8733687, async page read\nMem abort info:\n  ESR = 0x0000000096000006\n  EC = 0x25: DABT (current EL), IL = 32 bits\n  SET = 0, FnV = 0\n  EA = 0, S1PTW = 0\n  FSC = 0x06: level 2 translation fault\nData abort info:\n  ISV = 0, ISS = 0x00000006\n  CM = 0, WnR = 0\nuser pgtable: 64k pages, 42-bit VAs, pgdp=0000000139750000\n[00000000000000f8] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000, pmd=0000000000000000\nInternal error: Oops: 96000006 [#1] PREEMPT SMP\nBuffer I/O error on dev dm-0, logical block 8733688, async page read\nDumping ftrace buffer:\nBuffer I/O error on dev dm-0, logical block 8733689, async page read\n   (ftrace buffer empty)\nXFS (dm-0): log I/O error -5\nModules linked in: dm_thin_pool dm_persistent_data\nXFS (dm-0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x1ec/0x590 [xfs] (fs/xfs/xfs_trans_buf.c:296).\n dm_bio_prison\nXFS (dm-0): Please unmount the filesystem and rectify the problem(s)\nXFS (dm-0): xfs_imap_lookup: xfs_ialloc_read_agi() returned error -5, agno 0\n dm_bufio dm_log_writes xfs nft_chain_nat xt_REDIRECT nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_REJECT\npotentially unexpected fatal signal 6.\n nf_reject_ipv6\npotentially unexpected fatal signal 6.\n ipt_REJECT nf_reject_ipv4\nCPU: 1 PID: 122166 Comm: fsstress Tainted: G        W          6.0.0-rc5-djwa #rc5 3004c9f1de887ebae86015f2677638ce51ee7\n rpcsec_gss_krb5 auth_rpcgss xt_tcpudp ip_set_hash_ip ip_set_hash_net xt_set nft_compat ip_set_hash_mac ip_set nf_tables\nHardware name: QEMU KVM Virtual Machine, BIOS 1.5.1 06/16/2021\npstate: 60001000 (nZCv daif -PAN -UAO -TCO -DIT +SSBS BTYPE=--)\n ip_tables\npc : 000003fd6d7df200\n x_tables\nlr : 000003fd6d7df1ec\n overlay nfsv4\nCPU: 0 PID: 54031 Comm: u4:3 Tainted: G        W          6.0.0-rc5-djwa #rc5 3004c9f1de887ebae86015f2677638ce51ee7405\nHardware name: QEMU KVM Virtual Machine, BIOS 1.5.1 06/16/2021\nWorkqueue: writeback wb_workfn\nsp : 000003ffd9522fd0\n (flush-253:0)\npstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--)\npc : errseq_set+0x1c/0x100\nx29: 000003ffd9522fd0 x28: 0000000000000023 x27: 000002acefeb6780\nx26: 0000000000000005 x25: 0000000000000001 x24: 0000000000000000\nx23: 00000000ffffffff x22: 0000000000000005\nlr : __filemap_set_wb_err+0x24/0xe0\n x21: 0000000000000006\nsp : fffffe000f80f760\nx29: fffffe000f80f760 x28: 0000000000000003 x27: fffffe000f80f9f8\nx26: 0000000002523000 x25: 00000000fffffffb x24: fffffe000f80f868\nx23: fffffe000f80fbb0 x22: fffffc0180c26a78 x21: 0000000002530000\nx20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000000\n\nx17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000\nx14: 0000000000000001 x13: 0000000000470af3 x12: fffffc0058f70000\nx11: 0000000000000040 x10: 0000000000001b20 x9 : fffffe000836b288\nx8 : fffffc00eb9fd480 x7 : 0000000000f83659 x6 : 0000000000000000\nx5 : 0000000000000869 x4 : 0000000000000005 x3 : 00000000000000f8\nx20: 000003fd6d740020 x19: 000000000001dd36 x18: 0000000000000001\nx17: 000003fd6d78704c x16: 0000000000000001 x15: 000002acfac87668\nx2 : 0000000000000ffa x1 : 00000000fffffffb x0 : 00000000000000f8\nCall trace:\n errseq_set+0x1c/0x100\n __filemap_set_wb_err+0x24/0xe0\n iomap_do_writepage+0x5e4/0xd5c\n write_cache_pages+0x208/0x674\n iomap_writepages+0x34/0x60\n xfs_vm_writepages+0x8c/0xcc [xfs 7a861f39c43631f15d3a5884246ba5035d4ca78b]\nx14: 0000000000000000 x13: 2064656e72757465 x12: 0000000000002180\nx11: 000003fd6d8a82d0 x10: 0000000000000000 x9 : 000003fd6d8ae288\nx8 : 0000000000000083 x7 : 00000000ffffffff x6 : 00000000ffffffee\nx5 : 00000000fbad2887 x4 : 000003fd6d9abb58 x3 : 000003fd6d740020\nx2 : 0000000000000006 x1 : 000000000001dd36 x0 : 0000000000000000\nCPU: \n---truncated---"
      }
    ],
    "id": "CVE-2022-50406",
    "lastModified": "2026-10-03T11:17:26.647",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
          "type": "Secondary"
        },
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "nvd@nist.gov",
          "type": "Primary"
        },
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2022-50406",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "total"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-01-14T19:07:48.115623Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2025-09-18T16:15:43.760",
    "references": [
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "url": "https://git.kernel.org/stable/c/169adb79cfd59250a5b1f68cdc69e7287fc5a0ce"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
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        ],
        "url": "https://git.kernel.org/stable/c/3d5f3ba1ac28059bdf7000cae2403e4e984308d2"
      },
      {
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      },
      {
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        "url": "https://git.kernel.org/stable/c/76a9234cb66479e9d02b15fd0f3e349cb2320279"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
          "Patch"
        ],
        "url": "https://git.kernel.org/stable/c/82c66c46f73b88be74c869e2cbfef45281adf3c6"
      }
    ],
    "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "vulnStatus": "Modified",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-787"
          }
        ],
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-787"
          }
        ],
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  }
}
—
Severity
severity
Red Hatmoderate
A flaw that is harder to exploit, or whose impact is limited.
receipt
Source
Red Hat
Its words
moderate
Read by
field:severity
Said since
2026-09-29 09:44 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "CVE": "CVE-2022-50406",
  "CWE": "CWE-367",
  "advisories": [
    "RHSA-2025:21136",
    "RHSA-2025:22998",
    "RHSA-2025:21128",
    "RHSA-2025:23960",
    "RHSA-2025:23445",
    "RHSA-2025:21084",
    "RHSA-2025:21051",
    "RHSA-2025:23463",
    "RHSA-2025:21091",
    "RHSA-2023:7077",
    "RHSA-2025:23947"
  ],
  "affected_packages": [
    "kernel-0:5.14.0-284.146.1.el9_2",
    "kernel-0:4.18.0-305.182.1.el8_4",
    "kernel-0:4.18.0-372.168.1.el8_6",
    "kernel-0:4.18.0-477.122.1.el8_8",
    "kernel-rt-0:3.10.0-1160.144.1.rt56.1296.el7",
    "kernel-0:4.18.0-513.5.1.el8_9",
    "kernel-rt-0:5.14.0-284.146.1.rt14.431.el9_2",
    "kernel-rt-0:5.14.0-70.153.1.rt21.225.el9_0",
    "kernel-0:4.18.0-193.178.1.el8_2",
    "kernel-0:5.14.0-70.153.1.el9_0",
    "kernel-0:3.10.0-1160.144.1.el7"
  ],
  "bugzilla": "2396538",
  "bugzilla_description": "kernel: iomap: iomap: fix memory corruption when recording errors during writeback",
  "cvss3_score": "6.5",
  "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H",
  "cvss_score": null,
  "cvss_scoring_vector": null,
  "package_state": null,
  "public_date": "2025-09-18T00:00:00Z",
  "resource_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-50406.json",
  "severity": "moderate"
}
medium
Status
status
NVDModified
receipt
Source
NVD
Its words
Modified
Read by
field:cve.vulnStatus
Said since
2026-10-03 12:09 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Linux",
            "programFiles": [
              "fs/iomap/buffered-io.c"
            ],
            "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
            "vendor": "Linux",
            "versions": [
              {
                "lessThan": "76a9234cb66479e9d02b15fd0f3e349cb2320279",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "169adb79cfd59250a5b1f68cdc69e7287fc5a0ce",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "82c66c46f73b88be74c869e2cbfef45281adf3c6",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "7308591d9c7787aec58f6a01a7823f14e90db7a2",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "3d5f3ba1ac28059bdf7000cae2403e4e984308d2",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              }
            ]
          },
          {
            "defaultStatus": "affected",
            "product": "Linux",
            "programFiles": [
              "fs/iomap/buffered-io.c"
            ],
            "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
            "vendor": "Linux",
            "versions": [
              {
                "status": "affected",
                "version": "4.6"
              },
              {
                "lessThan": "4.6",
                "status": "unaffected",
                "version": "0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.10.*",
                "status": "unaffected",
                "version": "5.10.271",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.15.*",
                "status": "unaffected",
                "version": "5.15.222",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.19.*",
                "status": "unaffected",
                "version": "5.19.17",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "6.0.*",
                "status": "unaffected",
                "version": "6.0.3",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "*",
                "status": "unaffected",
                "version": "6.1",
                "versionType": "original_commit_for_fix"
              }
            ]
          }
        ],
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "9EA06985-8F7B-4EC7-A6B8-B8597C9FA77B",
                "versionEndExcluding": "5.19.17",
                "versionStartIncluding": "4.6",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "5BCD8201-B847-4442-B894-70D430128DEF",
                "versionEndExcluding": "6.0.3",
                "versionStartIncluding": "6.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niomap: iomap: fix memory corruption when recording errors during writeback\n\nEvery now and then I see this crash on arm64:\n\nUnable to handle kernel NULL pointer dereference at virtual address 00000000000000f8\nBuffer I/O error on dev dm-0, logical block 8733687, async page read\nMem abort info:\n  ESR = 0x0000000096000006\n  EC = 0x25: DABT (current EL), IL = 32 bits\n  SET = 0, FnV = 0\n  EA = 0, S1PTW = 0\n  FSC = 0x06: level 2 translation fault\nData abort info:\n  ISV = 0, ISS = 0x00000006\n  CM = 0, WnR = 0\nuser pgtable: 64k pages, 42-bit VAs, pgdp=0000000139750000\n[00000000000000f8] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000, pmd=0000000000000000\nInternal error: Oops: 96000006 [#1] PREEMPT SMP\nBuffer I/O error on dev dm-0, logical block 8733688, async page read\nDumping ftrace buffer:\nBuffer I/O error on dev dm-0, logical block 8733689, async page read\n   (ftrace buffer empty)\nXFS (dm-0): log I/O error -5\nModules linked in: dm_thin_pool dm_persistent_data\nXFS (dm-0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x1ec/0x590 [xfs] (fs/xfs/xfs_trans_buf.c:296).\n dm_bio_prison\nXFS (dm-0): Please unmount the filesystem and rectify the problem(s)\nXFS (dm-0): xfs_imap_lookup: xfs_ialloc_read_agi() returned error -5, agno 0\n dm_bufio dm_log_writes xfs nft_chain_nat xt_REDIRECT nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_REJECT\npotentially unexpected fatal signal 6.\n nf_reject_ipv6\npotentially unexpected fatal signal 6.\n ipt_REJECT nf_reject_ipv4\nCPU: 1 PID: 122166 Comm: fsstress Tainted: G        W          6.0.0-rc5-djwa #rc5 3004c9f1de887ebae86015f2677638ce51ee7\n rpcsec_gss_krb5 auth_rpcgss xt_tcpudp ip_set_hash_ip ip_set_hash_net xt_set nft_compat ip_set_hash_mac ip_set nf_tables\nHardware name: QEMU KVM Virtual Machine, BIOS 1.5.1 06/16/2021\npstate: 60001000 (nZCv daif -PAN -UAO -TCO -DIT +SSBS BTYPE=--)\n ip_tables\npc : 000003fd6d7df200\n x_tables\nlr : 000003fd6d7df1ec\n overlay nfsv4\nCPU: 0 PID: 54031 Comm: u4:3 Tainted: G        W          6.0.0-rc5-djwa #rc5 3004c9f1de887ebae86015f2677638ce51ee7405\nHardware name: QEMU KVM Virtual Machine, BIOS 1.5.1 06/16/2021\nWorkqueue: writeback wb_workfn\nsp : 000003ffd9522fd0\n (flush-253:0)\npstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--)\npc : errseq_set+0x1c/0x100\nx29: 000003ffd9522fd0 x28: 0000000000000023 x27: 000002acefeb6780\nx26: 0000000000000005 x25: 0000000000000001 x24: 0000000000000000\nx23: 00000000ffffffff x22: 0000000000000005\nlr : __filemap_set_wb_err+0x24/0xe0\n x21: 0000000000000006\nsp : fffffe000f80f760\nx29: fffffe000f80f760 x28: 0000000000000003 x27: fffffe000f80f9f8\nx26: 0000000002523000 x25: 00000000fffffffb x24: fffffe000f80f868\nx23: fffffe000f80fbb0 x22: fffffc0180c26a78 x21: 0000000002530000\nx20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000000\n\nx17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000\nx14: 0000000000000001 x13: 0000000000470af3 x12: fffffc0058f70000\nx11: 0000000000000040 x10: 0000000000001b20 x9 : fffffe000836b288\nx8 : fffffc00eb9fd480 x7 : 0000000000f83659 x6 : 0000000000000000\nx5 : 0000000000000869 x4 : 0000000000000005 x3 : 00000000000000f8\nx20: 000003fd6d740020 x19: 000000000001dd36 x18: 0000000000000001\nx17: 000003fd6d78704c x16: 0000000000000001 x15: 000002acfac87668\nx2 : 0000000000000ffa x1 : 00000000fffffffb x0 : 00000000000000f8\nCall trace:\n errseq_set+0x1c/0x100\n __filemap_set_wb_err+0x24/0xe0\n iomap_do_writepage+0x5e4/0xd5c\n write_cache_pages+0x208/0x674\n iomap_writepages+0x34/0x60\n xfs_vm_writepages+0x8c/0xcc [xfs 7a861f39c43631f15d3a5884246ba5035d4ca78b]\nx14: 0000000000000000 x13: 2064656e72757465 x12: 0000000000002180\nx11: 000003fd6d8a82d0 x10: 0000000000000000 x9 : 000003fd6d8ae288\nx8 : 0000000000000083 x7 : 00000000ffffffff x6 : 00000000ffffffee\nx5 : 00000000fbad2887 x4 : 000003fd6d9abb58 x3 : 000003fd6d740020\nx2 : 0000000000000006 x1 : 000000000001dd36 x0 : 0000000000000000\nCPU: \n---truncated---"
      }
    ],
    "id": "CVE-2022-50406",
    "lastModified": "2026-10-03T11:17:26.647",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
          "type": "Secondary"
        },
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "nvd@nist.gov",
          "type": "Primary"
        },
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2022-50406",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "total"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-01-14T19:07:48.115623Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2025-09-18T16:15:43.760",
    "references": [
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "url": "https://git.kernel.org/stable/c/169adb79cfd59250a5b1f68cdc69e7287fc5a0ce"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
          "Patch"
        ],
        "url": "https://git.kernel.org/stable/c/3d5f3ba1ac28059bdf7000cae2403e4e984308d2"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
          "Patch"
        ],
        "url": "https://git.kernel.org/stable/c/7308591d9c7787aec58f6a01a7823f14e90db7a2"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "url": "https://git.kernel.org/stable/c/76a9234cb66479e9d02b15fd0f3e349cb2320279"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
          "Patch"
        ],
        "url": "https://git.kernel.org/stable/c/82c66c46f73b88be74c869e2cbfef45281adf3c6"
      }
    ],
    "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "vulnStatus": "Modified",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-787"
          }
        ],
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-787"
          }
        ],
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  }
}
—
Vendor
vendor
NVDLinux
receipt
Source
NVD
Its words
Linux
Read by
field:cve.affected[].affectedData[].vendor
Said since
2026-10-03 12:09 UTC
Last answered
2026-10-05 12:24 UTC
Original
open at the source
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "defaultStatus": "unaffected",
            "product": "Linux",
            "programFiles": [
              "fs/iomap/buffered-io.c"
            ],
            "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
            "vendor": "Linux",
            "versions": [
              {
                "lessThan": "76a9234cb66479e9d02b15fd0f3e349cb2320279",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "169adb79cfd59250a5b1f68cdc69e7287fc5a0ce",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "82c66c46f73b88be74c869e2cbfef45281adf3c6",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "7308591d9c7787aec58f6a01a7823f14e90db7a2",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              },
              {
                "lessThan": "3d5f3ba1ac28059bdf7000cae2403e4e984308d2",
                "status": "affected",
                "version": "150d5be09ce49a9bed6feb7b7dc4e5ae188778ec",
                "versionType": "git"
              }
            ]
          },
          {
            "defaultStatus": "affected",
            "product": "Linux",
            "programFiles": [
              "fs/iomap/buffered-io.c"
            ],
            "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
            "vendor": "Linux",
            "versions": [
              {
                "status": "affected",
                "version": "4.6"
              },
              {
                "lessThan": "4.6",
                "status": "unaffected",
                "version": "0",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.10.*",
                "status": "unaffected",
                "version": "5.10.271",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.15.*",
                "status": "unaffected",
                "version": "5.15.222",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "5.19.*",
                "status": "unaffected",
                "version": "5.19.17",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "6.0.*",
                "status": "unaffected",
                "version": "6.0.3",
                "versionType": "semver"
              },
              {
                "lessThanOrEqual": "*",
                "status": "unaffected",
                "version": "6.1",
                "versionType": "original_commit_for_fix"
              }
            ]
          }
        ],
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "9EA06985-8F7B-4EC7-A6B8-B8597C9FA77B",
                "versionEndExcluding": "5.19.17",
                "versionStartIncluding": "4.6",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "5BCD8201-B847-4442-B894-70D430128DEF",
                "versionEndExcluding": "6.0.3",
                "versionStartIncluding": "6.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niomap: iomap: fix memory corruption when recording errors during writeback\n\nEvery now and then I see this crash on arm64:\n\nUnable to handle kernel NULL pointer dereference at virtual address 00000000000000f8\nBuffer I/O error on dev dm-0, logical block 8733687, async page read\nMem abort info:\n  ESR = 0x0000000096000006\n  EC = 0x25: DABT (current EL), IL = 32 bits\n  SET = 0, FnV = 0\n  EA = 0, S1PTW = 0\n  FSC = 0x06: level 2 translation fault\nData abort info:\n  ISV = 0, ISS = 0x00000006\n  CM = 0, WnR = 0\nuser pgtable: 64k pages, 42-bit VAs, pgdp=0000000139750000\n[00000000000000f8] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000, pmd=0000000000000000\nInternal error: Oops: 96000006 [#1] PREEMPT SMP\nBuffer I/O error on dev dm-0, logical block 8733688, async page read\nDumping ftrace buffer:\nBuffer I/O error on dev dm-0, logical block 8733689, async page read\n   (ftrace buffer empty)\nXFS (dm-0): log I/O error -5\nModules linked in: dm_thin_pool dm_persistent_data\nXFS (dm-0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x1ec/0x590 [xfs] (fs/xfs/xfs_trans_buf.c:296).\n dm_bio_prison\nXFS (dm-0): Please unmount the filesystem and rectify the problem(s)\nXFS (dm-0): xfs_imap_lookup: xfs_ialloc_read_agi() returned error -5, agno 0\n dm_bufio dm_log_writes xfs nft_chain_nat xt_REDIRECT nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_REJECT\npotentially unexpected fatal signal 6.\n nf_reject_ipv6\npotentially unexpected fatal signal 6.\n ipt_REJECT nf_reject_ipv4\nCPU: 1 PID: 122166 Comm: fsstress Tainted: G        W          6.0.0-rc5-djwa #rc5 3004c9f1de887ebae86015f2677638ce51ee7\n rpcsec_gss_krb5 auth_rpcgss xt_tcpudp ip_set_hash_ip ip_set_hash_net xt_set nft_compat ip_set_hash_mac ip_set nf_tables\nHardware name: QEMU KVM Virtual Machine, BIOS 1.5.1 06/16/2021\npstate: 60001000 (nZCv daif -PAN -UAO -TCO -DIT +SSBS BTYPE=--)\n ip_tables\npc : 000003fd6d7df200\n x_tables\nlr : 000003fd6d7df1ec\n overlay nfsv4\nCPU: 0 PID: 54031 Comm: u4:3 Tainted: G        W          6.0.0-rc5-djwa #rc5 3004c9f1de887ebae86015f2677638ce51ee7405\nHardware name: QEMU KVM Virtual Machine, BIOS 1.5.1 06/16/2021\nWorkqueue: writeback wb_workfn\nsp : 000003ffd9522fd0\n (flush-253:0)\npstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--)\npc : errseq_set+0x1c/0x100\nx29: 000003ffd9522fd0 x28: 0000000000000023 x27: 000002acefeb6780\nx26: 0000000000000005 x25: 0000000000000001 x24: 0000000000000000\nx23: 00000000ffffffff x22: 0000000000000005\nlr : __filemap_set_wb_err+0x24/0xe0\n x21: 0000000000000006\nsp : fffffe000f80f760\nx29: fffffe000f80f760 x28: 0000000000000003 x27: fffffe000f80f9f8\nx26: 0000000002523000 x25: 00000000fffffffb x24: fffffe000f80f868\nx23: fffffe000f80fbb0 x22: fffffc0180c26a78 x21: 0000000002530000\nx20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000000\n\nx17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000\nx14: 0000000000000001 x13: 0000000000470af3 x12: fffffc0058f70000\nx11: 0000000000000040 x10: 0000000000001b20 x9 : fffffe000836b288\nx8 : fffffc00eb9fd480 x7 : 0000000000f83659 x6 : 0000000000000000\nx5 : 0000000000000869 x4 : 0000000000000005 x3 : 00000000000000f8\nx20: 000003fd6d740020 x19: 000000000001dd36 x18: 0000000000000001\nx17: 000003fd6d78704c x16: 0000000000000001 x15: 000002acfac87668\nx2 : 0000000000000ffa x1 : 00000000fffffffb x0 : 00000000000000f8\nCall trace:\n errseq_set+0x1c/0x100\n __filemap_set_wb_err+0x24/0xe0\n iomap_do_writepage+0x5e4/0xd5c\n write_cache_pages+0x208/0x674\n iomap_writepages+0x34/0x60\n xfs_vm_writepages+0x8c/0xcc [xfs 7a861f39c43631f15d3a5884246ba5035d4ca78b]\nx14: 0000000000000000 x13: 2064656e72757465 x12: 0000000000002180\nx11: 000003fd6d8a82d0 x10: 0000000000000000 x9 : 000003fd6d8ae288\nx8 : 0000000000000083 x7 : 00000000ffffffff x6 : 00000000ffffffee\nx5 : 00000000fbad2887 x4 : 000003fd6d9abb58 x3 : 000003fd6d740020\nx2 : 0000000000000006 x1 : 000000000001dd36 x0 : 0000000000000000\nCPU: \n---truncated---"
      }
    ],
    "id": "CVE-2022-50406",
    "lastModified": "2026-10-03T11:17:26.647",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
          "type": "Secondary"
        },
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "nvd@nist.gov",
          "type": "Primary"
        },
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9,
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "type": "Secondary"
        }
      ],
      "ssvcV203": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "ssvcData": {
            "id": "CVE-2022-50406",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "total"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-01-14T19:07:48.115623Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2025-09-18T16:15:43.760",
    "references": [
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "url": "https://git.kernel.org/stable/c/169adb79cfd59250a5b1f68cdc69e7287fc5a0ce"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
          "Patch"
        ],
        "url": "https://git.kernel.org/stable/c/3d5f3ba1ac28059bdf7000cae2403e4e984308d2"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
          "Patch"
        ],
        "url": "https://git.kernel.org/stable/c/7308591d9c7787aec58f6a01a7823f14e90db7a2"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "url": "https://git.kernel.org/stable/c/76a9234cb66479e9d02b15fd0f3e349cb2320279"
      },
      {
        "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "tags": [
          "Patch"
        ],
        "url": "https://git.kernel.org/stable/c/82c66c46f73b88be74c869e2cbfef45281adf3c6"
      }
    ],
    "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "vulnStatus": "Modified",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-787"
          }
        ],
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-787"
          }
        ],
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  }
}
—

vulnerability

kernel: iomap: iomap: fix memory corruption when recording errors during writeback
zetlyn/cve-redhat · 2025-09-18
cvss 6.5 cwe CWE-367 packages kernel-0:5.14.0-284.146.1.el9_2, kernel-0:4.18.0-305.182.1.el8_4, kernel-0:4.18.0-372.168.1.el8_6, kernel-0:4.18.0-477.122.1.el8_8, kernel-rt-0:3.10.0-1160.144.1.rt56.1296.el7, kernel-0:4.18.0-513.5.1.el8_9, kernel-rt-0:5.14.0-284.146.1.rt14.431.el9_2, kernel-rt-0:5.14.0-70.153.1.rt21.225.el9_0, kernel-0:4.18.0-193.178.1.el8_2, kernel-0:5.14.0-70.153.1.el9_0, kernel-0:3.10.0-1160.144.1.el7 severity moderate source
In the Linux kernel, the following vulnerability has been resolved: iomap: iomap: fix memory corruption when recording errors during writeback Every now and then I see this crash on arm64: Unable to handle kernel NULL pointer dereference at virtual address 00000000000000f8 Buffer I/O error on dev dm-0, logical block 8733687, async page read Mem abort info: ESR = 0x0000000096000006 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x06: level 2 translation fault Data abort info: ISV = 0, ISS = 0x00000006 CM = 0, WnR = 0 user pgtable: 64k pages, 42-bit VAs, pgdp=0000000139750000 [00000000000000f8] pgd=0000000000000000, p4d=0000000000000000, pud=0000000000000000, pmd=0000000000000000 Internal error: Oops: 96000006 [#1] PREEMPT SMP Buffer I/O error on dev dm-0, logical block 8733688, async page read Dumping ftrace buffer: Buffer I/O error on dev dm-0, logical block 8733689, async page read (ftrace buffer empty) XFS (dm-0): log I/O error -5 Modules linked in: dm_thin_pool dm_persistent_data XFS (dm-0): Metadata I/O Error (0x1) detected at xfs_trans_read_buf_map+0x1ec/0x590 [xfs] (fs/xfs/xfs_trans_buf.c:296). dm_bio_prison XFS (dm-0): Please unmount the filesystem and rectify the problem(s) XFS (dm-0): xfs_imap_lookup: xfs_ialloc_read_agi() returned error -5, agno 0 dm_bufio dm_log_writes xfs nft_chain_nat xt_REDIRECT nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6t_REJECT potentially unexpected fatal signal 6. nf_reject_ipv6 potentially unexpected fatal signal 6. ipt_REJECT nf_reject_ipv4 CPU: 1 PID: 122166 Comm: fsstress Tainted: G W 6.0.0-rc5-djwa #rc5 3004c9f1de887ebae86015f2677638ce51ee7 rpcsec_gss_krb5 auth_rpcgss xt_tcpudp ip_set_hash_ip ip_set_hash_net xt_set nft_compat ip_set_hash_mac ip_set nf_tables Hardware name: QEMU KVM Virtual Machine, BIOS 1.5.1 06/16/2021 pstate: 60001000 (nZCv daif -PAN -UAO -TCO -DIT +SSBS BTYPE=--) ip_tables pc : 000003fd6d7df200 x_tables lr : 000003fd6d7df1ec overlay nfsv4 CPU: 0 PID: 54031 Comm: u4:3 Tainted: G W 6.0.0-rc5-djwa #rc5 3004c9f1de887ebae86015f2677638ce51ee7405 Hardware name: QEMU KVM Virtual Machine, BIOS 1.5.1 06/16/2021 Workqueue: writeback wb_workfn sp : 000003ffd9522fd0 (flush-253:0) pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--) pc : errseq_set+0x1c/0x100 x29: 000003ffd9522fd0 x28: 0000000000000023 x27: 000002acefeb6780 x26: 0000000000000005 x25: 0000000000000001 x24: 0000000000000000 x23: 00000000ffffffff x22: 0000000000000005 lr : __filemap_set_wb_err+0x24/0xe0 x21: 0000000000000006 sp : fffffe000f80f760 x29: fffffe000f80f760 x28: 0000000000000003 x27: fffffe000f80f9f8 x26: 0000000002523000 x25: 00000000fffffffb x24: fffffe000f80f868 x23: fffffe000f80fbb0 x22: fffffc0180c26a78 x21: 0000000002530000 x20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 x14: 0000000000000001 x13: 0000000000470af3 x12: fffffc0058f70000 x11: 0000000000000040 x10: 0000000000001b20 x9 : fffffe000836b288 x8 : fffffc00eb9fd480 x7 : 0000000000f83659 x6 : 0000000000000000 x5 : 0000000000000869 x4 : 0000000000000005 x3 : 00000000000000f8 x20: 000003fd6d740020 x19: 000000000001dd36 x18: 0000000000000001 x17: 000003fd6d78704c x16: 0000000000000001 x15: 000002acfac87668 x2 : 0000000000000ffa x1 : 00000000fffffffb x0 : 00000000000000f8 Call trace: errseq_set+0x1c/0x100 __filemap_set_wb_err+0x24/0xe0 iomap_do_writepage+0x5e4/0xd5c write_cache_pages+0x208/0x674 iomap_writepages+0x34/0x60 xfs_vm_writepages+0x8c/0xcc [xfs 7a861f39c43631f15d3a5884246ba5035d4ca78b] x14: 0000000000000000 x13: 2064656e72757465 x12: 0000000000002180 x11: 000003fd6d8a82d0 x10: 0000000000000000 x9 : 000003fd6d8ae288 x8 : 0000000000000083 x7 : 00000000ffffffff x6 : 00000000ffffffee x5 : 00000000fbad2887 x4 : 000003fd6d9abb58 x3 : 000003fd6d740020 x2 : 0000000000000006 x1 : 000000000001dd36 x0 : 0000000000000000 CPU: ---truncated---
zetlyn/cve-nvd · 2025-09-18
cvss 7.8 product Linux status Modified vendor Linux source