CVE-2026-68104: drm/amdgpu: invoke pm_genpd_remove() before freeing genpd

CSIRTS triage

What

The amdgpu DRM driver fails to invoke pm_genpd_remove() before freeing genpd, causing potential use-after-free conditions.

Who is affected

Systems running Linux kernel with amdgpu GPU driver enabled.

Urgency

High severity (CVSS 7.1) and not yet exploited; patch promptly to prevent memory corruption attacks.

Action

Apply the latest Linux kernel patch that fixes the amdgpu pm_genpd removal sequence.

AI-assisted analysis generated from the source advisory — verify against the original.

Details

Source

Microsoft Security Response Center (INTL · vendor-psirt · site)

Severity

high — CVSS 7.1

Published

2026-08-11

Exploitation

Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68104

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

• Low exploitation riskCVE-2026-681040.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.

Referenced CVEs

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

• high[NEW] [high] Linux Kernel: Multiple vulnerabilitiescert-bund
• highCVE-2026-68104: In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: invoke pm_genp…nvd

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