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CVE-2026-68234: drm/amdgpu: fix bo->pin leaking in amdgpu_bo_create_reserved

lowCVSS 3.3CVE-2026-68234

CSIRTS triage

vendor: Linuxproduct: Linux KernelMemory corruption
What
The amdgpu driver leaks buffer object pins in the create_reserved function due to missing cleanup on error paths.
Who is affected
Systems running affected versions of the Linux kernel with AMD GPU memory management.
Urgency
Low severity (CVSS 3.3); resource leak accumulates over time but does not directly cause immediate failure.
Action
Apply Linux kernel patch fixing pin cleanup in amdgpu_bo_create_reserved or update to a patched kernel version.

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
low — CVSS 3.3
Published
2026-08-11
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68234

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-2026-68234coverage & 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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