CVE-2012-0044: Canonical Ubuntu Linux

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Integer overflow in the drm_mode_dirtyfb_ioctl function in drivers/gpu/drm/drm_crtc.c in the Direct Rendering Manager (DRM) subsystem in the Linux kernel before 3.1.5 allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted ioctl call.

Affected products

• Canonical Ubuntu Linux: version 10.04 only
• Linux Linux Kernel: before 3.0.13 (fixed in 3.0.13); from 3.1, before 3.1.5 (fixed in 3.1.5)

Published 2012-05-17. Last modified 2026-06-16.