CVE-2024-42309 Information

Description

In the Linux kernel the following vulnerability has been resolved:

drm/gma500: fix null pointer dereference in psb_intel_lvds_get_modes

In psb_intel_lvds_get_modes() the return value of drm_mode_duplicate() is assigned to mode which will lead to a possible NULL pointer dereference on failure of drm_mode_duplicate(). Add a check to avoid npd.

Reference

https://git.kernel.org/stable/c/f70ffeca546452d1acd3a70ada56ecb2f3e7f811 https://git.kernel.org/stable/c/46d2ef272957879cbe30a884574320e7f7d78692 https://git.kernel.org/stable/c/475a5b3b7c8edf6e583a9eb59cf28ea770602e14 https://git.kernel.org/stable/c/2df7aac81070987b0f052985856aa325a38debf6