cve/2011/CVE-2011-1013.md

CVE-2011-1013

Description

Integer signedness error in the drm_modeset_ctl function in (1) drivers/gpu/drm/drm_irq.c in the Direct Rendering Manager (DRM) subsystem in the Linux kernel before 2.6.38 and (2) sys/dev/pci/drm/drm_irq.c in the kernel in OpenBSD before 4.9 allows local users to trigger out-of-bounds write operations, and consequently cause a denial of service (system crash) or possibly have unspecified other impact, via a crafted num_crtcs (aka vb_num) structure member in an ioctl argument.

POC

Reference

No PoCs from references.

Github

• https://github.com/Heshamshaban001/Kioptix-level-1-walk-through
• https://github.com/Heshamshaban001/Metasploitable1-walkthrough
• https://github.com/Heshamshaban001/Metasploitable2-Walk-through