{"cve":"CVE-2009-0031","nvd":{"published":"2009-01-21T02:30:00.313","modified":"2026-06-16T23:04:07.543","status":"Modified","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.\"","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://git2.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0d54ee1c7850a954026deec4cd4885f331da35cc","http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00003.html","http://osvdb.org/51501","http://rhn.redhat.com/errata/RHSA-2009-0264.html","http://secunia.com/advisories/33858"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T19:53:23.791937413+00:00"},"epss":{"cve":"CVE-2009-0031","score":0.00408,"percentile":0.35069,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}