CVE-2026-63851
drm/amdgpu/vcn: set no_user_fence for VCN v4.0.5 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 v4.0.5 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)
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Jul 19, 2026 |
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Affected Versions
Linux / Linux
547aad32edac17a3ec4989d8aad2426d0cbeb590 < 75091030f07b7957cc0646cd52e2d9d15f611483 547aad32edac17a3ec4989d8aad2426d0cbeb590 < 6d9a98c5ed65ba92a09e4ca5a5f6941448145529 547aad32edac17a3ec4989d8aad2426d0cbeb590 < 7f23b5c420b9f68a210c29c5123bace670aa8cc9 547aad32edac17a3ec4989d8aad2426d0cbeb590 < 589a254bf3e88204c8402b9cbccd5e23a0af990f
Linux / Linux
6.7
References
git.kernel.org: https://git.kernel.org/stable/c/75091030f07b7957cc0646cd52e2d9d15f611483 git.kernel.org: https://git.kernel.org/stable/c/6d9a98c5ed65ba92a09e4ca5a5f6941448145529 git.kernel.org: https://git.kernel.org/stable/c/7f23b5c420b9f68a210c29c5123bace670aa8cc9 git.kernel.org: https://git.kernel.org/stable/c/589a254bf3e88204c8402b9cbccd5e23a0af990f