CVE-2026-63853
drm/amdgpu/vcn: set no_user_fence for VCN v4.0 enc ring
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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)
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Jul 19, 2026 |
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Affected Versions
Linux / Linux
8da1170a16e4d4b49fa07d1f75ad480847ff7eca < 1286b6872de0aee1feeeaa6dbac86369806de9a5 8da1170a16e4d4b49fa07d1f75ad480847ff7eca < 6bdd2ed6458d35c368fbe9550a4d7f342abd3a92 8da1170a16e4d4b49fa07d1f75ad480847ff7eca < 51f694221047c84fa185be98210eb2c354ffb8c6
Linux / Linux
5.19