Vulnerability Details : CVE-2011-1022
The cgre_receive_netlink_msg function in daemon/cgrulesengd.c in cgrulesengd in the Control Group Configuration Library (aka libcgroup or libcg) before 0.37.1 does not verify that netlink messages originated in the kernel, which allows local users to bypass intended resource restrictions via a crafted message.
Exploit prediction scoring system (EPSS) score for CVE-2011-1022
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 8 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2011-1022
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:P/A:N |
3.9
|
2.9
|
NIST |
CWE ids for CVE-2011-1022
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Assigned by: nvd@nist.gov (Primary)
References for CVE-2011-1022
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http://openwall.com/lists/oss-security/2011/02/25/14
oss-security - Re: CVE request: libcgroup: Failure to verify netlink messages
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http://www.securityfocus.com/bid/46578
libcgroup 'cgrulesengd' Daemon Netlink Messages Event Spoofing Vulnerability
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http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056734.html
[SECURITY] Fedora 15 Update: libcgroup-0.37.1-1.fc15
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http://openwall.com/lists/oss-security/2011/02/25/9
oss-security - Re: CVE request: libcgroup: Failure to verify netlink messagesPatch
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http://www.vupen.com/english/advisories/2011/0679
Webmail | OVH- OVHVendor Advisory
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http://openwall.com/lists/oss-security/2011/02/25/11
oss-security - Re: CVE request: libcgroup: Failure to verify netlink messagesPatch
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http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056683.html
[SECURITY] Fedora 14 Update: libcgroup-0.36.2-6.fc14
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http://sourceforge.net/mailarchive/message.php?msg_id=27102603
Control Group Configuration / [Libcg-devel] [PATCH 2/2] cgrulesengd: Ignore netlink messages that don't come from the kernel.Patch
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https://bugzilla.redhat.com/show_bug.cgi?id=680409
680409 – (CVE-2011-1022) CVE-2011-1022 libcgroup: Uncheck origin of NETLINK messagesPatch
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http://openwall.com/lists/oss-security/2011/02/25/12
oss-security - Re: CVE request: libcgroup: Failure to verify netlink messagesPatch
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http://sourceforge.net/projects/libcg/files/libcgroup/v0.37.1/libcgroup-0.37.1.tar.bz2/download
Download Control Group Configuration from SourceForge.netPatch
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http://openwall.com/lists/oss-security/2011/02/25/6
oss-security - CVE request: libcgroup: Failure to verify netlink messagesPatch
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http://www.debian.org/security/2011/dsa-2193
Debian -- Security Information -- DSA-2193-1 libcgroup
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http://www.redhat.com/support/errata/RHSA-2011-0320.html
Support
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http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=615987
#615987 - CVE-2011-1022 - Debian Bug report logsPatch
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http://lists.opensuse.org/opensuse-updates/2011-04/msg00027.html
openSUSE-SU-2011:0316-1 (important): libcgroup1: Fixed heap-based buffer
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http://sourceforge.net/mailarchive/message.php?msg_id=26598749
Control Group Configuration / [Libcg-devel] Fwd: libcgroup netlinkPatch
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http://www.securitytracker.com/id?1025157
libcgroup Lets Local Users Spoof NETLINK Messages - SecurityTracker
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http://www.vupen.com/english/advisories/2011/0774
Webmail | OVH- OVH
Products affected by CVE-2011-1022
- cpe:2.3:a:balbir_singh:libcgroup:*:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.37:rc1:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.36.2:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.36.1:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.32.1:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.32:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.35:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.34:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.2:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.1c:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.36:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.35.1:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.31:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.3:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.33:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.32.2:*:*:*:*:*:*:*
- cpe:2.3:a:balbir_singh:libcgroup:0.1b:*:*:*:*:*:*:*