{"id":"CVE-2015-6761","url":"https://www.cyber-defence.io/tools/cve/CVE-2015-6761","generatedAt":"2026-10-27T18:56:44.232Z","title":"The update_dimensions function in libavcodec/vp8.c in FFmpeg through 2.8.1, as used in Google Chrome before 46.0.2490.71 and other products, relies on a coefficient-partition count during multi-threaded operation, which allows remote attackers to cause…","description":"The update_dimensions function in libavcodec/vp8.c in FFmpeg through 2.8.1, as used in Google Chrome before 46.0.2490.71 and other products, relies on a coefficient-partition count during multi-threaded operation, which allows remote attackers to cause a denial of service (race condition and memory corruption) or possibly have unspecified other impact via a crafted WebM file.","published":"2015-10-15T10:59:07.000Z","lastModified":"2026-06-17T00:31:23.000Z","status":"Modified","sourceIdentifier":"chrome-cve-admin@google.com","cvss":{"version":"2.0","score":6.8,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P"},"cwe":["CWE-362"],"affected":["ffmpeg/ffmpeg","google/chrome"],"epss":{"score":0.01051,"percentile":0.6405,"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 (1.05%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=dabea74d0e82ea80cd344f630497cafcb3ef872c","source":"chrome-cve-admin@google.com"},{"url":"http://googlechromereleases.blogspot.com/2015/10/stable-channel-update.html","source":"chrome-cve-admin@google.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-1912.html","source":"chrome-cve-admin@google.com"},{"url":"http://www.debian.org/security/2015/dsa-3376","source":"chrome-cve-admin@google.com"},{"url":"http://www.securityfocus.com/bid/77073","source":"chrome-cve-admin@google.com"},{"url":"http://www.securitytracker.com/id/1033816","source":"chrome-cve-admin@google.com"},{"url":"http://www.ubuntu.com/usn/USN-2770-1","source":"chrome-cve-admin@google.com"},{"url":"http://www.ubuntu.com/usn/USN-2770-2","source":"chrome-cve-admin@google.com"},{"url":"https://code.google.com/p/chromium/issues/detail?id=447860","source":"chrome-cve-admin@google.com"},{"url":"https://code.google.com/p/chromium/issues/detail?id=532967","source":"chrome-cve-admin@google.com"},{"url":"https://codereview.chromium.org/1376913003","source":"chrome-cve-admin@google.com"},{"url":"https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html","source":"chrome-cve-admin@google.com"},{"url":"https://security.gentoo.org/glsa/201603-09","source":"chrome-cve-admin@google.com"},{"url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=dabea74d0e82ea80cd344f630497cafcb3ef872c","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://googlechromereleases.blogspot.com/2015/10/stable-channel-update.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2015-1912.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2015/dsa-3376","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/77073","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1033816","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2770-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2770-2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://code.google.com/p/chromium/issues/detail?id=447860","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://code.google.com/p/chromium/issues/detail?id=532967","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://codereview.chromium.org/1376913003","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201603-09","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2015-6761","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."}