CVE-2026-63845

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set nouserfence for JPEG v4.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. cherry picked from commit 8d0cac9478a3f046279c657d6a2545de49ae675a...

CVE-2026-63850

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set nouserfence for VCN v5.0.0 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...

CVE-2026-63843

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set nouserfence for JPEG v4.0.5 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. cherry picked from commit f05d0a4f21fc720116d6e238f23308b199891058...

CVE-2026-63846

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set nouserfence for JPEG v3.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. cherry picked from commit 4d7d774f100efb5089c86a1fb8c5bf47c63fc9ef...

EUVD-2026-45540

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-2026-63855

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn: set nouserfence for VCN v2.5 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-2026-63856

In the Linux kernel, CVE-2026-63856 affects the AMDGPU VCN subsystem. The issue stems from not supporting 64-bit user fence writes in VCN v2.0 encoder/decoder rings, leading to rejection of CS submissions that use user fences. A fix was applied by setting no_user_fence for VCN v2.0 enc/dec rings ...

EUVD-2026-45538

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

CVE-2026-63854

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

CVE-2026-63852 drm/amdgpu/vcn: set no_user_fence for VCN v4.0.3 enc ring

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-2026-63852

Summary: The CVE-2026-63852 entry relates to the Linux kernel DRM/AMDGPU VCN engine. The vulnerability arises because VCN encoder and decoder rings do not support 64-bit user fence writes, leading to rejected CS submissions when user fences are used. The root cause is identified as the change to ...

CVE-2026-63851

The CVE-2026-63851 entry documents a Linux kernel vulnerability in drm/amdgpu/vcn where VCN encoder/decoder rings (v4.0.5 enc ring) do not support 64-bit user fence writes. Consequently, the kernel now rejects CS submissions with user fences to mitigate unsafe fence usage. Root cause: 64-bit user...

CVE-2026-63851 drm/amdgpu/vcn: set no_user_fence for VCN v4.0.5 enc ring

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

EUVD-2026-45535

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

CVE-2026-63849

CVE-2026-63849 affects Linux kernel DRM/AMDGPU VCN: the VCN encoder/decoder rings (v5.0.1 enc ring) do not support 64-bit user fence writes, and submissions using user fences are rejected. This is caused by set_no_user_fence for the VCN enc ring, fixed via a cherry-pick in the referenced commit. ...

EUVD-2026-45531

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set nouserfence for JPEG v2.5 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. cherry picked from commit 3216a7f4e2642bda5fd14f57586e835ae9202587...

CVE-2026-63848

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set nouserfence for JPEG v2.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. cherry picked from commit 96179da0c6b059eb31706a0abe8dd6381c533143...

CVE-2026-63847 drm/amdgpu/jpeg: set no_user_fence for JPEG v2.5 ring

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set nouserfence for JPEG v2.5 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. cherry picked from commit 3216a7f4e2642bda5fd14f57586e835ae9202587...

EUVD-2026-45532

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set nouserfence for JPEG v2.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. cherry picked from commit 96179da0c6b059eb31706a0abe8dd6381c533143...

EUVD-2026-45529

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/jpeg: set nouserfence for JPEG v4.0 ring JPEG rings do not support 64-bit user fence writes, reject CS submissions with user fences. cherry picked from commit 8d0cac9478a3f046279c657d6a2545de49ae675a...