CVE-2011-2022
Severity CVSS v4.0:
Pending analysis
Type:
CWE-20
Input Validation
Publication date:
09/05/2011
Last modified:
11/04/2025
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.
Impact
Base Score 2.0
6.90
Severity 2.0
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 2.6.38.5 (excluding) | |
| cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:* | ||
| cpe:2.3:o:redhat:enterprise_linux_aus:5.6:*:*:*:*:*:*:* | ||
| cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:* | ||
| cpe:2.3:o:redhat:enterprise_linux_eus:5.6:*:*:*:*:*:*:* | ||
| cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:* | ||
| cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba%3Dcommit%3Bh%3D194b3da873fd334ef183806db751473512af29ce
- http://openwall.com/lists/oss-security/2011/04/21/4
- http://openwall.com/lists/oss-security/2011/04/22/7
- http://rhn.redhat.com/errata/RHSA-2011-0927.html
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5
- http://www.securityfocus.com/bid/47843
- https://bugzilla.redhat.com/show_bug.cgi?id=698996
- https://lkml.org/lkml/2011/4/14/293
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba%3Dcommit%3Bh%3D194b3da873fd334ef183806db751473512af29ce
- http://openwall.com/lists/oss-security/2011/04/21/4
- http://openwall.com/lists/oss-security/2011/04/22/7
- http://rhn.redhat.com/errata/RHSA-2011-0927.html
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.38.5
- http://www.securityfocus.com/bid/47843
- https://bugzilla.redhat.com/show_bug.cgi?id=698996
- https://lkml.org/lkml/2011/4/14/293



