{"id":"CVE-2012-0849","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-0849","generatedAt":"2026-10-27T18:46:02.148Z","title":"Integer overflow in the ff_j2k_dwt_init function in libavcodec/j2k_dwt.c in FFmpeg before 0.9.1 allows remote attackers to cause a denial of service (segmentation fault and application crash) via a crafted JPEG2000 image that triggers an incorrect check…","description":"Integer overflow in the ff_j2k_dwt_init function in libavcodec/j2k_dwt.c in FFmpeg before 0.9.1 allows remote attackers to cause a denial of service (segmentation fault and application crash) via a crafted JPEG2000 image that triggers an incorrect check for a negative value.","published":"2012-08-27T23:55:01.000Z","lastModified":"2026-06-16T23:38:23.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":4.3,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P"},"cwe":["CWE-189"],"affected":["ffmpeg/ffmpeg"],"epss":{"score":0.01501,"percentile":0.74107,"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 (1.50%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://ffmpeg.org/security.html","source":"secalert@redhat.com"},{"url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=1f99939a6361e2e6d6788494dd7c682b051c6c34","source":"secalert@redhat.com"},{"url":"http://www.ffmpeg.org/trac/ffmpeg/ticket/776","tags":["Patch"],"source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/02/01/11","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2012/02/14/4","source":"secalert@redhat.com"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/78935","source":"secalert@redhat.com"},{"url":"http://ffmpeg.org/security.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=1f99939a6361e2e6d6788494dd7c682b051c6c34","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ffmpeg.org/trac/ffmpeg/ticket/776","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/02/01/11","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2012/02/14/4","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/78935","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-0849","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."}