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CVE-2026-53374: drm/amdgpu: zero-initialize GART table on allocation

criticalCVSS 9.8CVE-2026-53374

CSIRTS triage

vendor: Linuxproduct: drm/amdgpuOther
What
The GART table should be zero-initialized on allocation in the amdgpu driver.
Who is affected
Deployments of the Linux kernel using the amdgpu driver.
Urgency
Remediation is necessary to prevent potential memory issues.
Action
Update to the latest 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
critical — CVSS 9.8
Published
2026-07-14
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-53374

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-2026-53374coverage & 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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