Description
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set no_user_fence for VCN v3.0 enc/dec rings VCN encoder and decoder rings do not support 64-bit user fence writes, reject CS submissions with user fences. (cherry picked from commit 663bed3c7b8b9a7624b0d95d300ddae034ad0614)
Affected products
linux: linux kernel
References6
- git.kernel.org/stable/c/26c4f38529ac78930c9c4713e16ebc5b689bb0a3 Patch
- git.kernel.org/stable/c/2d6525e7b2504f5bbfe9417cddc1e8da858791dd Patch
- git.kernel.org/stable/c/b076e45e6f757a2829e80d0144c1b5f201bee5af Patch
- git.kernel.org/stable/c/e74fc9c72c1ba78d0de0b849f5929c3b39a8e20c Patch
- git.kernel.org/stable/c/f1e5a6660d7cbf006079126d9babbf0ccf538c6b Patch
- git.kernel.org/stable/c/e3d339b0d9051d49eb9c78459091bba4fb525100
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 7 · as of 14 November 2026
- CWE
- CWE-20
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.