CVE-2026-63852

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set nouserfence for VCN v4.0.3 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...

CVE-2026-63856

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set nouserfence for VCN v2.0 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...

CVE-2026-63847

CVE-2026-63847 affects the Linux kernel DRM/amdgpu/jpeg component; JPEG v2.5 rings do not support 64-bit user fence writes, causing rejection of CS submissions with user fences. A fix was cherry-picked from commit 3216a7f4e2642bda5fd14f57586e835ae9202587. References indicate the issue is addresse...