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CVE-2025-40334

drm/amdgpu: validate userq buffer virtual address and size

HIGH
7.3
CVSS Score
Published: December 9, 2025 at 04:09 AM UTC
Updated: October 14, 2026 at 10:10 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.3
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate userq buffer virtual address and size It needs to validate the userq object virtual address to determine whether it is residented in a valid vm mapping.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
90%
5501117d24a38dadff3dbd8d3102559b279296686.16fbf136b932358da1c65eb6fedd064a33a7a96aaa
Vendor states this is fixed in 5a577de86c4a1c67ca405571d6ef84e65c6897d1 (fixed)
Vendor states this is fixed in 9e46b8bb0539d7bc9a9e7b3072fa4f6082490392 (fixed)
Vendor states this is fixed in 6.16 (unaffected)
Vendor states this is fixed in 6.17.8 (unaffected)
Vendor states this is fixed in 6.18 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: cverecord
https://git.kernel.org/stable/c/5a577de86c4a1c67ca405571d6ef84e65c6897d1
Source: cverecord
https://git.kernel.org/stable/c/9e46b8bb0539d7bc9a9e7b3072fa4f6082490392

CVSS

7.3HIGHLinux
Vector?

Quick Info

StatusDEFERRED

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