{"cve":"CVE-2009-4306","nvd":{"published":"2009-12-13T01:30:00.407","modified":"2026-06-16T23:13:24.483","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://grsecurity.org/test/grsecurity-2.1.14-2.6.32-200912112157.patch","http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html","http://secunia.com/advisories/38017","http://twitter.com/fotisl/statuses/6568947714","http://twitter.com/spendergrsec/statuses/6551797457"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-4306","score":0.00381,"percentile":0.32126,"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."]}