CVE-2026-63854
drm/amdgpu/vcn: set no_user_fence for VCN v3.0 enc/dec rings
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 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)
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Jul 19, 2026 |
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Affected Versions
Linux / Linux
cf14826cdfb5c9fe10f98210d040b9d7486c381d < e74fc9c72c1ba78d0de0b849f5929c3b39a8e20c cf14826cdfb5c9fe10f98210d040b9d7486c381d < 26c4f38529ac78930c9c4713e16ebc5b689bb0a3 cf14826cdfb5c9fe10f98210d040b9d7486c381d < 2d6525e7b2504f5bbfe9417cddc1e8da858791dd cf14826cdfb5c9fe10f98210d040b9d7486c381d < b076e45e6f757a2829e80d0144c1b5f201bee5af cf14826cdfb5c9fe10f98210d040b9d7486c381d < f1e5a6660d7cbf006079126d9babbf0ccf538c6b
Linux / Linux
5.9
References
git.kernel.org: https://git.kernel.org/stable/c/e74fc9c72c1ba78d0de0b849f5929c3b39a8e20c git.kernel.org: https://git.kernel.org/stable/c/26c4f38529ac78930c9c4713e16ebc5b689bb0a3 git.kernel.org: https://git.kernel.org/stable/c/2d6525e7b2504f5bbfe9417cddc1e8da858791dd git.kernel.org: https://git.kernel.org/stable/c/b076e45e6f757a2829e80d0144c1b5f201bee5af git.kernel.org: https://git.kernel.org/stable/c/f1e5a6660d7cbf006079126d9babbf0ccf538c6b