Security Advisory
CVE-2026-63854
7.8
HIGH
Vulnerability 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)
Published Date
July 19, 2026
Official Source
NIST NVD Advisory