The cgre_receive_netlink_msg function in daemon/cgrulesengd.c in cgrulesengd in the…
Priority LOW 11CWE-264Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-264.
Summary
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.
Why it matters now
EPSS 0.00386 32nd percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 17
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:balbir_singh:libcgroup:*:*:*:*:*:*:*:* | up to 0.37 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.1b:*:*:*:*:*:*:* | 0.1b | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.1c:*:*:*:*:*:*:* | 0.1c | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.2:*:*:*:*:*:*:* | 0.2 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.3:*:*:*:*:*:*:* | 0.3 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.31:*:*:*:*:*:*:* | 0.31 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.32:*:*:*:*:*:*:* | 0.32 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.32.1:*:*:*:*:*:*:* | 0.32.1 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.32.2:*:*:*:*:*:*:* | 0.32.2 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.33:*:*:*:*:*:*:* | 0.33 | Vulnerable | Balbir Singh |
- cpe:2.3:a:balbir_singh:libcgroup:*:*:*:*:*:*:*:* Versions up to 0.37 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.1b:*:*:*:*:*:*:* Versions 0.1b Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.1c:*:*:*:*:*:*:* Versions 0.1c Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.2:*:*:*:*:*:*:* Versions 0.2 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.3:*:*:*:*:*:*:* Versions 0.3 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.31:*:*:*:*:*:*:* Versions 0.31 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.32:*:*:*:*:*:*:* Versions 0.32 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.32.1:*:*:*:*:*:*:* Versions 0.32.1 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.32.2:*:*:*:*:*:*:* Versions 0.32.2 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.33:*:*:*:*:*:*:* Versions 0.33 Vulnerable ·Balbir Singh
Show 7 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:balbir_singh:libcgroup:0.34:*:*:*:*:*:*:* | 0.34 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.35:*:*:*:*:*:*:* | 0.35 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.35.1:*:*:*:*:*:*:* | 0.35.1 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.36:*:*:*:*:*:*:* | 0.36 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.36.1:*:*:*:*:*:*:* | 0.36.1 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.36.2:*:*:*:*:*:*:* | 0.36.2 | Vulnerable | Balbir Singh |
| cpe:2.3:a:balbir_singh:libcgroup:0.37:rc1:*:*:*:*:*:* | 0.37 rc1 | Vulnerable | Balbir Singh |
- cpe:2.3:a:balbir_singh:libcgroup:0.34:*:*:*:*:*:*:* Versions 0.34 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.35:*:*:*:*:*:*:* Versions 0.35 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.35.1:*:*:*:*:*:*:* Versions 0.35.1 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.36:*:*:*:*:*:*:* Versions 0.36 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.36.1:*:*:*:*:*:*:* Versions 0.36.1 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.36.2:*:*:*:*:*:*:* Versions 0.36.2 Vulnerable ·Balbir Singh
- cpe:2.3:a:balbir_singh:libcgroup:0.37:rc1:*:*:*:*:*:* Versions 0.37 rc1 Vulnerable ·Balbir Singh
Remediation
Red Hat 1 advisory
- RHSA-2011:0320 Released 2011-03-03 · Red Hat rating Importantlibcgroup security update
- Red Hat Enterprise Linux Desktop (v. 6) libcgroup-0.36.1-6.el6_0.1
- Red Hat Enterprise Linux Desktop Optional (v. 6) libcgroup-0.36.1-6.el6_0.1, libcgroup-devel-0.36.1-6.el6_0.1, libcgroup-pam-0.36.1-6.el6_0.1
- Red Hat Enterprise Linux HPC Node (v. 6) libcgroup-0.36.1-6.el6_0.1
- Red Hat Enterprise Linux HPC Node Optional (v. 6) libcgroup-0.36.1-6.el6_0.1, libcgroup-devel-0.36.1-6.el6_0.1, libcgroup-pam-0.36.1-6.el6_0.1
- Red Hat Enterprise Linux Server (v. 6) libcgroup-0.36.1-6.el6_0.1, libcgroup-0.36.1-6.el6_0.1.ppc, libcgroup-devel-0.36.1-6.el6_0.1 +1
- Red Hat Enterprise Linux Server Optional (v. 6) libcgroup-0.36.1-6.el6_0.1, libcgroup-pam-0.36.1-6.el6_0.1, libcgroup-pam-0.36.1-6.el6_0.1.ppc
- Red Hat Enterprise Linux Workstation (v. 6) libcgroup-0.36.1-6.el6_0.1, libcgroup-devel-0.36.1-6.el6_0.1
- Red Hat Enterprise Linux Workstation Optional (v. 6) libcgroup-0.36.1-6.el6_0.1, libcgroup-pam-0.36.1-6.el6_0.1
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2011:0320 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2011:0320 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2011:0320 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2011:0320 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2011:0320 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2011:0320 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2011:0320 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2011:0320 |
Timeline
- 2026-10-02 Threatist record created from CVE-2011-1022
- 2026-10-03 Alias added: GHSA-669f-5h8c-h58m
References
Patch 9
- [oss-security] 20110225 Re: CVE request: libcgroup: Failure to verify netlink messages
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=615987
- http://sourceforge.net/projects/libcg/files/libcgroup/v0.37.1/libcgroup-0.37.1.tar.bz2/download
- [libcg-devel] 20101115 Fwd: libcgroup netlink
- https://bugzilla.redhat.com/show_bug.cgi?id=680409
- [oss-security] 20110225 Re: CVE request: libcgroup: Failure to verify netlink messages
- [oss-security] 20110224 CVE request: libcgroup: Failure to verify netlink messages
- [oss-security] 20110225 Re: CVE request: libcgroup: Failure to verify netlink messages
- [libcg-devel] 20110218 [PATCH 2/2] cgrulesengd: Ignore netlink messages that don't come from the kernel.
More Balbir Singh Libcgroup vulnerabilities
- TI-2011-00866 Heap-based buffer overflow in the parse_cgroup_spec function in tools/tools-common.c in… CVSS 2.0HIGH 7.2
Sources
- CVE-2011-1022 · CVE Program
- CVE-2011-1022 · NVD
- FIRST EPSS
- GHSA-669f-5h8c-h58m · GitHub Advisory Database · CC BY 4.0
- CVE-2011-1022 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences