High severity7.8NVD Advisory· Published Jul 19, 2026· Updated Jul 27, 2026
CVE-2026-63849
CVE-2026-63849
Description
In the Linux kernel, the following vulnerability has been resolved:
drm/amdgpu/vcn: set no_user_fence for VCN v5.0.1 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 e16be95a2c3ee712b142cb27d2dca0b461181359)
Affected products
2Patches
Vulnerability mechanics
References
3News mentions
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