{"cve":"CVE-2013-2224","nvd":{"published":"2013-07-04T21:55:01.047","modified":"2026-06-16T23:52:58.433","status":"Modified","description":"A certain Red Hat patch for the Linux kernel 2.6.32 on Red Hat Enterprise Linux (RHEL) 6 allows local users to cause a denial of service (invalid free operation and system crash) or possibly gain privileges via a sendmsg system call with the IP_RETOPTS option, as demonstrated by hemlock.c.  NOTE: this vulnerability exists because of an incorrect fix for CVE-2012-3552.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://rhn.redhat.com/errata/RHSA-2013-1166.html","http://rhn.redhat.com/errata/RHSA-2013-1173.html","http://rhn.redhat.com/errata/RHSA-2013-1450.html","http://www.openwall.com/lists/oss-security/2013/06/30/7","https://bugzilla.redhat.com/show_bug.cgi?id=979936"],"products":["redhat:enterprise_linux"],"source":"nvd","synced_at":"2026-10-19T20:29:16.037019470+00:00"},"epss":{"cve":"CVE-2013-2224","score":0.00358,"percentile":0.29522,"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."]}