Vulnerability in Linux Kernel
CVE-2009-0031
Memory leak in the keyctl_join_session_keyring function (security/keys/keyctl.c) in Linux kernel 2.6.29-rc2 and earlier allows local users to cause a denial of service (kernel memory consumption) via unknown vectors related to a "missing kfree."
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.9 (Medium). Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (32.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel — versions 2.2.27, 2.4.36, 2.4.36.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secunia.com/advisories/34502 (third-party-advisory)
- www.redhat.com/support/errata/RHSA-2009-0331.html (vendor-advisory)
- oval.cisecurity.org/repository/search/definition/oval:org.mitre.oval:def:11386 (signature, vdb-entry)
- lists.opensuse.org/opensuse-security-announce/2009-02/msg00003.html (vendor-advisory)
- www.redhat.com/support/errata/RHSA-2009-0360.html (vendor-advisory)
- www.debian.org/security/2009/dsa-1749 (vendor-advisory)
- www.debian.org/security/2009/dsa-1794 (vendor-advisory)
- git2.kernel.org/
- support.avaya.com/elmodocs2/security/ASA-2009-114.htm
- www.ubuntu.com/usn/usn-751-1 (vendor-advisory)
Frequently asked questions
- What is CVE-2009-0031?
- CVE-2009-0031 is a vulnerability in Linux Kernel, classified under CWE-399. Published 2009-01-21.
- Is CVE-2009-0031 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.