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…

Description

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."

Scores

EPSS (exploitation in 30 days)

0.41% · top 65% of all CVEs (6 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.

Weakness

• n/a
• CWE-399 (opens in a new tab)All about CWE-399 and its CVEs

Affected products

• n/a

  • affected n/a

References (20)

• 34502 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2009:0331 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• oval:org.mitre.oval:def:11386 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• SUSE-SA:2009:010 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• RHSA-2009:0360 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• DSA-1749 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• DSA-1794 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• http://git2.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0d54ee1c7850a954026deec4cd4885f331da35cc (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://support.avaya.com/elmodocs2/security/ASA-2009-114.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-751-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• 34252 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 35011 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• RHSA-2009:0264 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 33858 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• [oss-security] 20090119 CVE-2009-0031 kernel: local denial of service in keyctl_join_session_keyring (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 34981 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 34394 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• DSA-1787 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 51501 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• 34762 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2009-0031](https://trackcve.app/badge/CVE-2009-0031.svg)](https://trackcve.app/cve/CVE-2009-0031)

Record last updated 7 Aug 2024, 04:17 UTC.