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CVE-2011-1022

14
FAUCET Score

CVE-2011-1022 describes a vulnerability in the Control Group Configuration Library (libcgroup) before version 0.37.1, specifically within the cgrulesengd component. This flaw allows local users to bypass resource restrictions by sending crafted netlink messages that are not properly validated as originating from the kernel. The vulnerability has a low CVSS score of 2.1, indicating low attack complexity and local access required, with a potential impact of modifying resource restrictions. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.37CPE matchmatch criteria
cpe:2.3:a:balbir_singh:libcgroup:*:*:*:*:*:*:*:*
0.1bCPE matchmatch criteria
cpe:2.3:a:balbir_singh:libcgroup:0.1b:*:*:*:*:*:*:*
0.1cCPE matchmatch criteria
cpe:2.3:a:balbir_singh:libcgroup:0.1c:*:*:*:*:*:*:*
0.2CPE matchmatch criteria
cpe:2.3:a:balbir_singh:libcgroup:0.2:*:*:*:*:*:*:*
0.3CPE matchmatch criteria
cpe:2.3:a:balbir_singh:libcgroup:0.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

AV:L/AC:L/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.39%
Probability of exploitation in next 30 days
EPSS Percentile
31.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0039 is in the 49th percentile among its peer group of 2,096 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: libcgroup-0:0.36.1-6.el6_0.1
View patch

Vendor Advisories (1)

redhatCVE-2011-1022Low

libcgroup: Uncheck origin of NETLINK messages

Feb 18, 2011

References

bugs.debian.org / cgi-bin/bugreport.cgi
Patch
lists.fedoraproject.org / pipermail/package-announce/2011-March/056683.html
lists.fedoraproject.org / pipermail/package-announce/2011-March/056734.html
lists.opensuse.org / opensuse-updates/2011-04/msg00027.html
openwall.com / lists/oss-security/2011/02/25/11
Patch
openwall.com / lists/oss-security/2011/02/25/12
Patch
openwall.com / lists/oss-security/2011/02/25/14
openwall.com / lists/oss-security/2011/02/25/6
Patch
openwall.com / lists/oss-security/2011/02/25/9
Patch
bugzilla.redhat.com / show_bug.cgi
Patch
secunia.com / advisories/43611
Vendor Advisory
secunia.com / advisories/43758
Vendor Advisory
secunia.com / advisories/43891
secunia.com / advisories/44093
sourceforge.net / mailarchive/message.php
Patch
sourceforge.net / mailarchive/message.php
Patch
sourceforge.net / projects/libcg/files/libcgroup/v0.37.1/libcgroup-0.37.1.tar.bz2/download
Patch
debian.org / security/2011/dsa-2193
redhat.com / support/errata/RHSA-2011-0320.html
securityfocus.com / bid/46578
securitytracker.com / id
vupen.com / english/advisories/2011/0679
Vendor Advisory
vupen.com / english/advisories/2011/0774