CVE-2011-1013

N/A
Published: May 9, 2011 at 07:00 PM UTC
Updated: June 16, 2026 at 11:28 PM UTC
2 products affected across 2 vendorsLinux KernelOpenBSD

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Severity
N/A
Exploit prediction
EPSS 0.4%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.6.38
Affected range stops below 2.6.38, so it looks safe — our inference, not a vendor statement
v ≤ 4.8

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Confidentiality
COMPLETE
Integrity
COMPLETE
Availability
COMPLETE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787

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