CVE-2026-46311

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: fix access to stale wptr mapping Use drmexec to take both locks i.e vm root bo and wptrobj bo to access the mapping data properly. This fixes the security issue of unmap the wptrobj while a queue creation is in...

CVE-2026-46311

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: fix access to stale wptr mapping Use drmexec to take both locks i.e vm root bo and wptrobj bo to access the mapping data properly. This fixes the security issue of unmap the wptrobj while a queue creation is in...

CVE-2026-46311 drm/amdgpu/userq: fix access to stale wptr mapping

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/userq: fix access to stale wptr mapping Use drmexec to take both locks i.e vm root bo and wptrobj bo to access the mapping data properly. This fixes the security issue of unmap the wptrobj while a queue creation is in...

CVE-2026-46311

CVE-2026-46311 (Linux kernel) involves the drm/amdgpu/userq path where access to a stale wptr mapping could occur during queue creation. The root cause is improper locking when accessing the mapping data, risking unmapping of wptr_obj while a queue is in progress and another BO is at the same add...