CVEvulnerability
CVE-2026-63851
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 v4.0.5 enc ring
VCN encoder and decoder rings do not support 64-bit user fence writes,
reject CS submissions with user fences.
(cherry picked from commit 084d94ac93707bdda07efb5cee786f632de4219b)
Affected configurations
• 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/589a254bf3e88204c8402b9cbccd5e23a0af990f Patch
- https://git.kernel.org/stable/c/6d9a98c5ed65ba92a09e4ca5a5f6941448145529 Patch
- https://git.kernel.org/stable/c/75091030f07b7957cc0646cd52e2d9d15f611483 Patch
- https://git.kernel.org/stable/c/7f23b5c420b9f68a210c29c5123bace670aa8cc9 Patch