CVE-2012-0044: Integer overflow in the drm_mode_dirtyfb_ioctl function in drivers/gpu/drm/drm_crtc.c in the Direct Renderi...

Security readout for executives and security teams

CVE-2012-0044 is a Linux kernel flaw in the graphics DRM subsystem. A local user could trigger memory corruption through a crafted ioctl, potentially gaining higher privileges or crashing the system. This matters most on older Linux systems or legacy appliances running kernels before 3.1.5. Exposure is most likely on legacy Linux hosts, embedded systems, or vendor kernels derived from pre-3.1.5 code with DRM enabled and local user access. The bundle does not provide exact affected downstream package versions. Treat this as a legacy local privilege escalation risk. It is not internet-routable by itself, but it can worsen the impact of compromised user accounts on unpatched Linux systems. Mitigation focus: Apply the relevant vendor kernel security update for Ubuntu, Red Hat, or your distribution.; Upgrade affected Linux kernels to a version containing the upstream DRM fix.; Prioritize systems that allow shell, desktop, container, or other local user access..

Prepared

Jun 24, 2026, 12:52 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.