UBUNTU-CVE-2026-43305

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix mismatched unlock for DMUB HW lock in HWSS fast path Why The evaluation for whether we need to use the DMUB HW lock isn't the same as whether we need to unlock which results in a hang when the fast path is us...

CVE-2026-43305 drm/amd/display: Fix mismatched unlock for DMUB HW lock in HWSS fast path

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix mismatched unlock for DMUB HW lock in HWSS fast path Why The evaluation for whether we need to use the DMUB HW lock isn't the same as whether we need to unlock which results in a hang when the fast path is us...

UBUNTU-CVE-2025-22093

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: avoid NPD when ASIC does not support DMUB ctx-dmubsrv will de NULL if the ASIC does not support DMUB, which is tested in dmdmubswinit. However, it will be dereferenced in dmubhwlockmgrcmd if shouldusedmublock...