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CVE-2026-68273: drm/amdgpu: Fix context pstate override handling

mediumCVSS 6.1CVE-2026-68273

CSIRTS triage

vendor: Linuxproduct: Linux KernelPrivilege escalation
What
Incorrect handling of GPU context pstate overrides in AMD GPU driver allows unauthorized state modification.
Who is affected
Systems running Linux with AMD GPUs where GPU context pstate override is used.
Urgency
Medium severity; privilege escalation vector but requires local GPU access.
Action
Update to a patched Linux kernel version when available.

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

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
medium — CVSS 6.1
Published
2026-08-11
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68273

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.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-68273coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

Recent advisories for drm/amdgpu

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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