CVE-2011-1006

Heap-based buffer overflow in the parse_cgroup_spec function in tools/tools-common.c in the Control Group Configuration Library (aka libcgroup or libcg) before 0.37.1 allows local users to gain privileges via a crafted controller list on the command line of an application. NOTE: it is not clear whether this issue crosses privilege boundaries.

Published: 2011-03-22 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2011-1006 is rated Low Risk (38.9/100): CVSS High severity, with low exploitation likelihood (EPSS 0.13%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2011-1006

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 0.18% 0.13% -0.05%
2 2025-03-29 0.13% 0.18% +0.04%
3 2025-03-17 0.13%

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-1006

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.2 2.0 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
3.9 10.0 [email protected]

Weakness enumeration for CVE-2011-1006

OS Trackers for CVE-2011-1006

vendor priority summary link
debian not yet assigned CVE-2011-1006 not yet assigned priority: Debian including 1 source packages (libcgroup), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2011-1006
redhat high https://access.redhat.com/security/cve/CVE-2011-1006
ubuntu medium CVE-2011-1006 medium priority: Ubuntu including 1 source packages (libcgroup), 21 status rows across 21 suites (artful, bionic, dapper, hardy, karmic, lucid, maverick, natty, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 14, not-affected 3, DNE 2, released 2. https://ubuntu.com/security/CVE-2011-1006

Affected software / configurations for CVE-2011-1006

Vendor Product Version Raw CPE
balbir_singh libcgroup <= 0.37 cpe:2.3:a:balbir_singh:libcgroup:*:*:*:*:*:*:*:*
balbir_singh libcgroup 0.1b cpe:2.3:a:balbir_singh:libcgroup:0.1b:*:*:*:*:*:*:*
balbir_singh libcgroup 0.1c cpe:2.3:a:balbir_singh:libcgroup:0.1c:*:*:*:*:*:*:*
balbir_singh libcgroup 0.2 cpe:2.3:a:balbir_singh:libcgroup:0.2:*:*:*:*:*:*:*
balbir_singh libcgroup 0.3 cpe:2.3:a:balbir_singh:libcgroup:0.3:*:*:*:*:*:*:*
balbir_singh libcgroup 0.31 cpe:2.3:a:balbir_singh:libcgroup:0.31:*:*:*:*:*:*:*
balbir_singh libcgroup 0.32 cpe:2.3:a:balbir_singh:libcgroup:0.32:*:*:*:*:*:*:*
balbir_singh libcgroup 0.32.1 cpe:2.3:a:balbir_singh:libcgroup:0.32.1:*:*:*:*:*:*:*
balbir_singh libcgroup 0.32.2 cpe:2.3:a:balbir_singh:libcgroup:0.32.2:*:*:*:*:*:*:*
balbir_singh libcgroup 0.33 cpe:2.3:a:balbir_singh:libcgroup:0.33:*:*:*:*:*:*:*
balbir_singh libcgroup 0.34 cpe:2.3:a:balbir_singh:libcgroup:0.34:*:*:*:*:*:*:*
balbir_singh libcgroup 0.35 cpe:2.3:a:balbir_singh:libcgroup:0.35:*:*:*:*:*:*:*
balbir_singh libcgroup 0.35.1 cpe:2.3:a:balbir_singh:libcgroup:0.35.1:*:*:*:*:*:*:*
balbir_singh libcgroup 0.36 cpe:2.3:a:balbir_singh:libcgroup:0.36:*:*:*:*:*:*:*
balbir_singh libcgroup 0.36.1 cpe:2.3:a:balbir_singh:libcgroup:0.36.1:*:*:*:*:*:*:*
balbir_singh libcgroup 0.36.2 cpe:2.3:a:balbir_singh:libcgroup:0.36.2:*:*:*:*:*:*:*
balbir_singh libcgroup 0.37 cpe:2.3:a:balbir_singh:libcgroup:0.37:rc1:*:*:*:*:*:*

References for CVE-2011-1006

URL Tags
http://libcg.git.sourceforge.net/git/gitweb.cgi?p=libcg/libcg%3Ba=commit%3Bh=5ae8aea1ecd60c439121d3329d8eaabf13d292c1
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056683.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056734.html
http://lists.opensuse.org/opensuse-updates/2011-04/msg00027.html
http://secunia.com/advisories/43611 Vendor Advisory
http://secunia.com/advisories/43758 Vendor Advisory
http://secunia.com/advisories/43891
http://secunia.com/advisories/44093
http://sourceforge.net/projects/libcg/files/libcgroup/v0.37.1/libcgroup-0.37.1.tar.bz2/download Patch
http://www.debian.org/security/2011/dsa-2193
http://www.redhat.com/support/errata/RHSA-2011-0320.html
http://www.securityfocus.com/bid/46729
http://www.securitytracker.com/id?1025158
http://www.vupen.com/english/advisories/2011/0679 Vendor Advisory
http://www.vupen.com/english/advisories/2011/0774
https://bugzilla.redhat.com/show_bug.cgi?id=678107 Patch
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