CVE-2023-3220: Linux Kernel

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

An issue was discovered in the Linux kernel through 6.1-rc8. dpu_crtc_atomic_check in drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c lacks check of the return value of kzalloc() and will cause the NULL Pointer Dereference.

Affected products

• Linux Linux Kernel: before 6.3 (fixed in 6.3)

Published 2023-06-20. Last modified 2026-06-17.