National Cyber Awareness System

Vulnerability Summary for CVE-2012-0044

Overview

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.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: https://github.com/torvalds/linux/commit/a5cd335165e31db9dbab636fd29895d41da55dd2

Hyperlink:https://github.com/torvalds/linux/commit/a5cd335165e31db9dbab636fd29895d41da55dd2

External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=772894

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=772894

External Source: UBUNTU

Name: USN-1556-1

Hyperlink:http://www.ubuntu.com/usn/USN-1556-1

External Source: UBUNTU

Name: USN-1555-1

Hyperlink:http://www.ubuntu.com/usn/USN-1555-1

External Source: BID

Name: 51371

Hyperlink:http://www.securityfocus.com/bid/51371

External Source: MLIST

Name: [oss-security] 20120111 Re: CVE request - kernel: drm: integer overflow in drm_mode_dirtyfb_ioctl()

Hyperlink:http://www.openwall.com/lists/oss-security/2012/01/12/1

External Source: CONFIRM

Name: http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.5

Hyperlink:http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.5

External Source: REDHAT

Name: RHSA-2012:0743

Hyperlink:http://rhn.redhat.com/errata/RHSA-2012-0743.html

External Source: CONFIRM

Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a5cd335165e31db9dbab636fd29895d41da55dd2

Hyperlink:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a5cd335165e31db9dbab636fd29895d41da55dd2