Overlay Plane Vulnerability in Linux Kernel Affecting MXSFB
CVE-2023-53864

Currently unrated

Key Information:

Vendor: Linux
Status: Linux
Vendor: CVE Published:; 9 December 2025

What is CVE-2023-53864?

A vulnerability exists in the Linux kernel related to the mxsfb overlay plane functionality. When attempting to disable the overlay plane through mxsfb_plane_overlay_atomic_update(), a NULL pointer is dereferenced, leading to potential system instability and a kernel Oops error. The flaw has been addressed by modifying the mxsfb_plane_overlay_atomic_disable() function, ensuring that overlay plane handling is performed correctly to prevent such issues.

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