A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27. Opening a maliciously crafted file may lead to unexpected process termination.

zetlyn/cve-nvd vulnerability cve CVE-2026-84497 cpe cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* cpe cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* cpe cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* cpe cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* cpe cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* known 2026-09-14

https://nvd.nist.gov/vuln/detail/CVE-2026-84497

Properties

cvss7.8
receipt
Source
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Its words
7.8
Read by
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Said since
2026-09-29 09:45 UTC
Last answered
2026-10-05 18:25 UTC
Original
open at the source
What the source handed over
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Said since
2026-09-29 17:49 UTC
Last answered
2026-10-05 18:25 UTC
Original
open at the source
2026-09-29 17:49 UTCiOS and iPadOS
2026-09-29 09:45 UTC—
What the source handed over
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  }
}
vendorApple
receipt
Source
NVD
Its words
Apple
Read by
field:cve.affected[].affectedData[].vendor
Said since
2026-09-29 17:49 UTC
Last answered
2026-10-05 18:25 UTC
Original
open at the source
2026-09-29 17:49 UTCApple
2026-09-29 09:45 UTC—
What the source handed over
{
  "cve": {
    "affected": [
      {
        "affectedData": [
          {
            "product": "iOS and iPadOS",
            "vendor": "Apple",
            "versions": [
              {
                "lessThan": "26.7",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              },
              {
                "lessThan": "27",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "product": "macOS",
            "vendor": "Apple",
            "versions": [
              {
                "lessThan": "15.8",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              },
              {
                "lessThan": "26.7",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              },
              {
                "lessThan": "27",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "product": "tvOS",
            "vendor": "Apple",
            "versions": [
              {
                "lessThan": "27",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          },
          {
            "product": "visionOS",
            "vendor": "Apple",
            "versions": [
              {
                "lessThan": "27",
                "status": "affected",
                "version": "0",
                "versionType": "custom"
              }
            ]
          }
        ],
        "source": "product-security@apple.com"
      }
    ],
    "configurations": [
      {
        "nodes": [
          {
            "cpeMatch": [
              {
                "criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "0896A319-539F-45D2-ACA1-7225AE5C06ED",
                "versionEndExcluding": "26.7",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "B331E4FC-727F-403B-8689-E647A51204FD",
                "versionEndExcluding": "26.7",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "241A56D1-1E33-4317-A053-85AF8E3770B3",
                "versionEndExcluding": "15.8",
                "versionStartIncluding": "15.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "1BE83000-26C0-49C5-A966-BB40AD6F8BEE",
                "versionEndExcluding": "26.7",
                "versionStartIncluding": "26.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "6BD26C5D-C2F6-4BB6-A1E6-1F5723EA7458",
                "versionEndExcluding": "27.0",
                "vulnerable": true
              },
              {
                "criteria": "cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*",
                "matchCriteriaId": "6F43E9DC-5D72-4325-9965-E6B50054B8E8",
                "versionEndExcluding": "27.0",
                "vulnerable": true
              }
            ],
            "negate": false,
            "operator": "OR"
          }
        ]
      }
    ],
    "cveTags": [],
    "descriptions": [
      {
        "lang": "en",
        "value": "A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27. Opening a maliciously crafted file may lead to unexpected process termination."
      }
    ],
    "id": "CVE-2026-84497",
    "lastModified": "2026-09-16T18:26:42.430",
    "metrics": {
      "cvssMetricV31": [
        {
          "cvssData": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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-2026-84497",
            "options": [
              {
                "exploitation": "none"
              },
              {
                "automatable": "no"
              },
              {
                "technicalImpact": "total"
              }
            ],
            "role": "CISA Coordinator",
            "timestamp": "2026-09-16T15:16:36.791080Z",
            "version": "2.0.3"
          }
        }
      ]
    },
    "published": "2026-09-14T21:17:26.970",
    "references": [
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/149034"
      },
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/149035"
      },
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/149036"
      },
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/149038"
      },
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/149041"
      },
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/149042"
      },
      {
        "source": "product-security@apple.com",
        "tags": [
          "Release Notes",
          "Vendor Advisory"
        ],
        "url": "https://support.apple.com/en-us/149043"
      }
    ],
    "sourceIdentifier": "product-security@apple.com",
    "vulnStatus": "Analyzed",
    "weaknesses": [
      {
        "description": [
          {
            "lang": "en",
            "value": "CWE-120"
          }
        ],
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  }
}

Text

A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27. Opening a maliciously crafted file may lead to unexpected process termination.