CVE-2023-53864

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A flaw exists in the Linux kernel’s drm/mxsfb subsystem. Specifically, a NULL pointer dereference can occur when disabling an overlay plane in the mxsfb plane overlay atomic update() function, leading to a kernel Oops. This happens because the framebuffer pointer of the overlay plane is NULL during the disabling process. The issue is addressed by disabling the overlay plane within the mxsfb plane overlay atomic disable() function.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.