CVE-2011-2022

MediumCVSS 6.9/10Last modified Jun 16, 2026

Description

The agp_generic_remove_memory function in drivers/char/agp/generic.c in the Linux kernel before 2.6.38.5 does not validate a certain start parameter, which allows local users to gain privileges or cause a denial of service (system crash) via a crafted AGPIOC_UNBIND agp_ioctl ioctl call, a different vulnerability than CVE-2011-1745.

Metrics

CVSS 2.0 6.9/10AV:L/AC:M/Au:N/C:C/I:C/A:C

Weakness enumeration

CWE-20

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=194b3da873fd334ef183806db751473512af29ce
http://openwall.com/lists/oss-security/2011/04/21/4Mailing List, Patch, Third Party Advisory
http://openwall.com/lists/oss-security/2011/04/22/7Mailing List, Patch, Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2011-0927.htmlThird Party Advisory
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5Release Notes, Vendor Advisory
http://www.securityfocus.com/bid/47843Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=698996Issue Tracking, Patch, Third Party Advisory
https://lkml.org/lkml/2011/4/14/293Patch, Third Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=194b3da873fd334ef183806db751473512af29ce
http://openwall.com/lists/oss-security/2011/04/21/4Mailing List, Patch, Third Party Advisory
http://openwall.com/lists/oss-security/2011/04/22/7Mailing List, Patch, Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2011-0927.htmlThird Party Advisory
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5Release Notes, Vendor Advisory
http://www.securityfocus.com/bid/47843Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=698996Issue Tracking, Patch, Third Party Advisory
https://lkml.org/lkml/2011/4/14/293Patch, Third Party Advisory

Timeline

Published: May 9, 2011
Last modified: Jun 16, 2026
NVD status: Modified

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