CVEvulnerability
CVE-2026-63853
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2026-07-19
- Last modified
- 2026-10-30
- 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 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 fd852c048b46f9825e904a4f3f4538fe9d8827d9)
Affected configurations
• linux linux kernel (>= 5.19 < 6.6.160)
• linux linux kernel (>= 6.7 < 6.12.114)
• 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/1286b6872de0aee1feeeaa6dbac86369806de9a5 Patch
- https://git.kernel.org/stable/c/51f694221047c84fa185be98210eb2c354ffb8c6 Patch
- https://git.kernel.org/stable/c/525cc9df654365c147ae61e5562cf599ea2257f7 Patch
- https://git.kernel.org/stable/c/6bdd2ed6458d35c368fbe9550a4d7f342abd3a92 Patch
- https://git.kernel.org/stable/c/772f83fc70b797ac88d696671780eaf175cc7f31 git.kernel.org
- https://git.kernel.org/stable/c/d8df8918677136b018d71d0b94a1f6b816715946 Patch