CVE-2025-40334

drm/amdgpu: validate userq buffer virtual address and size

CVE-2025-40334 is fixed in linux on 1 platform by DEBIAN-CVE-2025-40334 (version 6.17.8-1), released December 9, 2025. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.3

Moderate

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0017

5th percentile

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.

Where it's fixed

Product	Fixed in	Fix	Released
Linux
linux · Debian 14	6.17.8-1	DEBIAN-CVE-2025-40334	Dec 9, 2025

Details

Published
December 9, 2025
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40334

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