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VulnerabilityPublished Updated

CVE-2026-43131: Linux kernel · drm/amd/pm: Fix null pointer dereference issue

Affects Linux kernelSource CVE Database V5

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Not known to be exploited : upgrade to 1197366cca89a4c44c541ddedb8ce8bf0757993d or 8e035505fa0e5b7c4306fd3f4e27f8e8f5bfad8c when convenient.

Data as of 6 Nov 2026, 16:04 UTC

Severity
Medium

Rated Medium by Threat Radar's AI analysis · No CVSS score from NVD or the CNA

Thin evidence

One scorer or none
CISA SSVC
Exploitation
No evidence of active exploitation and no public proof of concept
Automatable
Attackers cannot reliably automate steps 1–4 of the kill chain
Technical impact
Limited control over the software or limited information exposure

CISA SSVC assessment, 2026-11-06.

Patch
Available – fixed in 1197366cca89a4c44c541ddedb8ce8bf0757993d, 8e035505fa0e5b7c4306fd3f4e27f8e8f5bfad8c

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 6 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 6 Nov 2026.

What to do

Upgrade Linux kernel to 1197366cca89a4c44c541ddedb8ce8bf0757993d or 8e035505fa0e5b7c4306fd3f4e27f8e8f5bfad8c.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ 80e462c5b1963059dd78ee4650a3dfd53de4a10f, < 1197366cca89a4c44c541ddedb8ce8bf0757993d
Fixed in
  • 1197366cca89a4c44c541ddedb8ce8bf0757993d
LinuxLinuxAffected
  • ≥ 80e462c5b1963059dd78ee4650a3dfd53de4a10f, < 8e035505fa0e5b7c4306fd3f4e27f8e8f5bfad8c
Fixed in
  • 8e035505fa0e5b7c4306fd3f4e27f8e8f5bfad8c
LinuxLinuxAffected
  • =6.19
Fixed in–

AI-suggested

The issue is fixed in the Linux kernel as per the provided commit hashes. Users should update to the fixed kernel versions to remediate this vulnerability. Since this is a kernel-level fix, applying the updated kernel is the recommended mitigation.

Description

A null pointer dereference vulnerability in the Linux kernel's drm/amd/pm component was fixed. This issue occurs during RAS initialization if SMU is disabled, potentially causing a kernel crash.

References

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