{"id":"CVE-2009-4306","url":"https://www.cyber-defence.io/tools/cve/CVE-2009-4306","generatedAt":"2026-10-27T19:39:00.181Z","title":"Unspecified vulnerability in the EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel 2.6.32-git6 and earlier allows local users to cause a denial of service (filesystem corruption) via unknown vectors, a…","description":"Unspecified vulnerability in the EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel 2.6.32-git6 and earlier allows local users to cause a denial of service (filesystem corruption) via unknown vectors, a different vulnerability than CVE-2009-4131.","published":"2009-12-13T01:30:00.000Z","lastModified":"2026-06-16T23:13:24.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4.9,"severity":"MEDIUM","vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C"},"cwe":[],"affected":["linux/linux kernel"],"epss":{"score":0.00381,"percentile":0.31853,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.38%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://grsecurity.org/test/grsecurity-2.1.14-2.6.32-200912112157.patch","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/38017","source":"cve@mitre.org"},{"url":"http://twitter.com/fotisl/statuses/6568947714","source":"cve@mitre.org"},{"url":"http://twitter.com/spendergrsec/statuses/6551797457","source":"cve@mitre.org"},{"url":"http://twitter.com/spendergrsec/statuses/6567167692","source":"cve@mitre.org"},{"url":"http://twitter.com/spendergrsec/statuses/6569596339","source":"cve@mitre.org"},{"url":"http://twitter.com/spendergrsec/statuses/6572069107","source":"cve@mitre.org"},{"url":"http://twitter.com/spendergrsec/statuses/6583954567","source":"cve@mitre.org"},{"url":"http://twitter.com/tytso/statuses/6571730411","source":"cve@mitre.org"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=547263","source":"cve@mitre.org"},{"url":"http://grsecurity.org/test/grsecurity-2.1.14-2.6.32-200912112157.patch","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/38017","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://twitter.com/fotisl/statuses/6568947714","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://twitter.com/spendergrsec/statuses/6551797457","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://twitter.com/spendergrsec/statuses/6567167692","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://twitter.com/spendergrsec/statuses/6569596339","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://twitter.com/spendergrsec/statuses/6572069107","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://twitter.com/spendergrsec/statuses/6583954567","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://twitter.com/tytso/statuses/6571730411","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=547263","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2009-4306","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}