A flaw was found in the Linux kernel. This flaw allows an attacker to crash the Linux kernel by simulating amateur radio from the user space…

cve CVE-2022-1199 1 source, 1 claim · Watch

NVD writes:
A flaw was found in the Linux kernel. This flaw allows an attacker to crash the Linux kernel by simulating amateur radio from the user space, resulting in a null-ptr-deref vulnerability and a use-after-free vulnerability. the claim
Severity
HIGH NVD
CVSS
7.5 NVD
Vendor
n/a NVD
Product
Kernel NVD
CWE
CWE-416, CWE-476 NVD

How far exploitation has got

  1. No public code known
  2. Proof of concept
  3. Proof of concept, verified
  4. A Metasploit module
  5. Exploited in the wild
  6. Used in ransomware campaigns

Timeline

2022-08-29first spoke of it: A flaw was found in the Linux kernel. This flaw allows an attacker to crash the Linux kernel by simulating amateur radio from the user space, resulting in a null-ptr-deref vulnerability and a use-after-free vulnerability.NVD

A flaw was found in the Linux kernel. This flaw allows an attacker to crash the Linux kernel by simulating amateur radio from the user space, resulting in a null-ptr-deref vulnerability and a use-after-free vulnerability.

What it is to other things

affectslinux/linux_kernel
NVD
affectsnetapp/active_iq_unified_manager
NVD
affectsnetapp/h300s
NVD
affectsnetapp/h300s_firmware
NVD
affectsnetapp/h410c
NVD
affectsnetapp/h410c_firmware
NVD
affectsnetapp/h410s
NVD
affectsnetapp/h410s_firmware
NVD
affectsnetapp/h500s
NVD
affectsnetapp/h500s_firmware
NVD
affectsnetapp/h700s
NVD
affectsnetapp/h700s_firmware
NVD
affectsredhat/enterprise_linux
NVD
made_bylinux
NVD
made_bynetapp
NVD
made_byredhat
NVD

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

made_byn_a
NVD says “n/a”
affectsn_a/kernel
NVD says “n/a · Kernel”
Every value, with what each source said and its receipt
PropertySourceSaidMeans here
Automatable
automatable
NVDyes
An attacker can reliably run all of the kill chain's first four steps without a person.
receipt
Source
NVD
Its words
yes
Read by
field:cve.metrics.ssvcV203[].ssvcData.options[].automatable
Said since
2026-10-06 11:54 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 11:54 UTCyes
2026-09-29 09:45 UTC—
What the source handed over
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      },
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        "lang": "es",
        "value": "Se ha encontrado un fallo en el kernel de Linux. Este fallo permite a un atacante bloquear el kernel de Linux al simular la radioafición desde el espacio de usuario, resultando en una vulnerabilidad null-ptr-deref y una vulnerabilidad de uso de memoria previamente liberada"
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—
CVSS
cvss
NVD7.5
receipt
Source
NVD
Its words
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Read by
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Said since
2026-09-29 09:45 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
What the source handed over
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}
—
CVSS vector
cvss_vector
NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
receipt
Source
NVD
Its words
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Read by
field:cve.metrics.cvssMetricV31[type=Primary].cvssData.vectorString || field:cve.metrics.cvssMetricV31[].cvssData.vectorString
Said since
2026-10-06 11:54 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 11:54 UTCCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
2026-09-29 09:45 UTC—
What the source handed over
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  }
}
—
CWE
cwe
NVDCWE-416, CWE-476
receipt
Source
NVD
Its words
CWE-416, CWE-476
Read by
field:cve.weaknesses[].description[].value
Said since
2026-10-06 12:29 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 12:29 UTCCWE-416, CWE-476
2026-10-06 11:54 UTCCWE-416, CWE-416, CWE-476
2026-09-29 09:45 UTC—
What the source handed over
{
  "cve": {
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—
Exploitation
exploitation
NVDnone
No evidence of exploitation, and no public proof of concept.
receipt
Source
NVD
Its words
none
Read by
field:cve.metrics.ssvcV203[].ssvcData.options[].exploitation
Said since
2026-10-06 11:54 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 11:54 UTCnone
2026-09-29 09:45 UTC—
What the source handed over
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}
—
Product
product
NVDKernel
receipt
Source
NVD
Its words
Kernel
Read by
field:cve.affected[].affectedData[].product
Said since
2026-09-29 17:49 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-09-29 17:49 UTCKernel
2026-09-29 09:45 UTC—
What the source handed over
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}
—
Severity
severity
NVDHIGH
From 7.0 to 8.9.
receipt
Source
NVD
Its words
HIGH
Read by
field:cve.metrics.cvssMetricV31[type=Primary].cvssData.baseSeverity || field:cve.metrics.cvssMetricV31[].cvssData.baseSeverity
Said since
2026-10-06 11:54 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 11:54 UTCHIGH
2026-09-29 09:45 UTC—
What the source handed over
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high
Status
status
NVDAnalyzed
receipt
Source
NVD
Its words
Analyzed
Read by
field:cve.vulnStatus
Said since
2026-09-29 09:45 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
What the source handed over
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—
Technical impact
technical_impact
NVDpartial
The attacker gains limited control, or limited information.
receipt
Source
NVD
Its words
partial
Read by
field:cve.metrics.ssvcV203[].ssvcData.options[].technicalImpact
Said since
2026-10-06 11:54 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-10-06 11:54 UTCpartial
2026-09-29 09:45 UTC—
What the source handed over
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}
—
Vendor
vendor
NVDn/a
receipt
Source
NVD
Its words
n/a
Read by
field:cve.affected[].affectedData[].vendor
Said since
2026-09-29 17:49 UTC
Last answered
2026-10-06 12:41 UTC
Original
open at the source
2026-09-29 17:49 UTCn/a
2026-09-29 09:45 UTC—
What the source handed over
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}
—
Every claim, by kind

vulnerability

A flaw was found in the Linux kernel. This flaw allows an attacker to crash the Linux kernel by simulating amateur radio from the user space, resulting in a null-ptr-deref vulnerability and a use-after-free vulnerability.
zetlyn/cve-nvd · 2022-08-29
automatable yes cvss 7.5 cvss_vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H cwe CWE-416, CWE-476 exploitation none product Kernel severity HIGH status Analyzed technical_impact partial vendor n/a source