CVE-2024-56778: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: drm/sti: avoid potential dereference of error pointers in sti_hqvdp_atomic_check The return value of drm_atomic_get_crtc_state() needs to be checked. To avoid use of error pointer 'crtc_state' in case of the failure.

Affected products

• Linux Linux Kernel: from 4.6, before 5.15.174 (fixed in 5.15.174); from 5.16, before 6.1.120 (fixed in 6.1.120); from 6.2, before 6.6.64 (fixed in 6.6.64); from 6.7, before 6.12.4 (fixed in 6.12.4)

Published 2025-01-08. Last modified 2026-06-17.