CVE-2023-52485 drm/amd/display: Wake DMCUB before sending a command

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Wake DMCUB before sending a command Why We can hang in place trying to send commands when the DMCUB isn't powered on. How For functions that execute within a DC context or DC lock we can wrap the direct calls to...

CVE-2023-52485: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Wake DMCUB before sending a command Why We can hang in place trying to send commands when the DMCUB isn't powered on. How For functions that execute within a DC context or DC lock we can wrap the direct calls to...

PT-2024-26851

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to a race condition in the Linux kernel where DMCUB is committing to IPS1 during the handshake, causing a transition into IPS2 to be missed and resulting in a HW han...