{"cve":"CVE-2009-4631","nvd":{"published":"2010-02-10T02:30:00.483","modified":"2026-06-16T23:14:03.510","status":"Modified","description":"Off-by-one error in the VP3 decoder (vp3.c) in FFmpeg 0.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted VP3 file that triggers an out-of-bounds read and possibly memory corruption.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-189"],"references":["http://scarybeastsecurity.blogspot.com/2009/09/patching-ffmpeg-into-shape.html","http://secunia.com/advisories/36805","http://secunia.com/advisories/38643","http://www.debian.org/security/2010/dsa-2000","http://www.securityfocus.com/bid/36465"],"products":["ffmpeg:ffmpeg"],"source":"nvd","synced_at":"2026-10-19T19:55:32.599380760+00:00"},"epss":{"cve":"CVE-2009-4631","score":0.05054,"percentile":0.92306,"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."]}