CVE-2022-49488

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Return error code in mdp5mixerrelease when deadlock is detected There is a possibility for mdp5getglobalstate to return -EDEADLK when acquiring the modeset lock, but currently globalstate in mdp5mixerrelease doesn't...

CVE-2022-49488

In CVE-2022-49488, the Linux kernel subsystem drm/msm/mdp5 is affected. The root cause is that mdp5_get_global_state could return the error -EDEADLK while acquiring the modeset lock, but mdp5_mixer_release did not propagate this error, risking a NULL dereference. The mitigation is a patch to have...

GSD-2022-1003628 drm/msm/mdp5: Return error code in mdp5_mixer_release when deadlock is detected

drm/msm/mdp5: Return error code in mdp5mixerrelease when deadlock is detected This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.121 by commi...