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CVE-2026-74450: drm/amd/pm: fix pptable use-after-free

mediumCVSS 6.4CVE-2026-74450

CSIRTS triage

vendor: Linuxproduct: Linux kernelMemory corruption
What
Use-after-free vulnerability in AMD PowerPlay table handling.
Who is affected
Systems running affected Linux kernel versions with AMD PM driver enabled.
Urgency
Moderate; use-after-free can lead to memory corruption and potential code execution.
Action
Apply kernel patch fixing pptable lifetime management or update to patched kernel version.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
medium — CVSS 6.4
Published
2026-08-11
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-74450

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-2026-74450coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

Recent advisories for drm/amd/pm

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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