CVEvulnerability
CVE-2026-63854
7.8 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2026-07-19
- Last modified
- 2026-10-26
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-20
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 configurations
• linux linux kernel (>= 5.9 < 6.6.141)
• linux linux kernel (>= 6.7 < 6.12.91)
• linux linux kernel (>= 6.13 < 6.18.33)
• linux linux kernel (>= 6.19 < 7.0.10)
• linux linux kernel 7.1
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- https://git.kernel.org/stable/c/26c4f38529ac78930c9c4713e16ebc5b689bb0a3 Patch
- https://git.kernel.org/stable/c/2d6525e7b2504f5bbfe9417cddc1e8da858791dd Patch
- https://git.kernel.org/stable/c/b076e45e6f757a2829e80d0144c1b5f201bee5af Patch
- https://git.kernel.org/stable/c/e74fc9c72c1ba78d0de0b849f5929c3b39a8e20c Patch
- https://git.kernel.org/stable/c/f1e5a6660d7cbf006079126d9babbf0ccf538c6b Patch