Unrated severityNVD Advisory· Published May 9, 2011· Updated Jun 16, 2026
CVE-2011-1013
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4Patches
Vulnerability mechanics
References
7- www.openbsd.org/cgi-bin/cvsweb/src/sys/dev/pci/drm/drm_irq.cnvdPatchThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatch
- www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38nvdRelease NotesVendor Advisory
- www.securityfocus.com/bid/47639nvdThird Party AdvisoryVDB Entry
- exchange.xforce.ibmcloud.com/vulnerabilities/67199nvdThird Party AdvisoryVDB Entry
- git.kernel.orgnvd
- www.openbsd.org/cgi-bin/cvsweb/src/sys/dev/pci/drm/drm_irq.c.diffnvd
News mentions
0No linked articles in our index yet.