CVE-2015-6821

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*", "matchCriteriaId": "1F6121E6-4C3F-42F3-8627-709534D9A0C9", "versionEndIncluding": "2.7.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The ff_mpv_common_init function in libavcodec/mpegvideo.c in FFmpeg before 2.7.2 does not properly maintain the encoding context, which allows remote attackers to cause a denial of service (invalid pointer access) or possibly have unspecified other impact via crafted MPEG data."}, {"lang": "es", "value": "Vulnerabilidad en la funci\u00f3n ff_mpv_common_init en libavcodec/mpegvideo.c en FFmpeg en versiones anteriores a 2.7.2, no mantiene correctamente el contexto de codificaci\u00f3n, lo que permite a atacantes remotos causar una denegaci\u00f3n de servicio (acceso a puntero no v\u00e1lido) o posiblemente tener otro impacto a trav\u00e9s de datos MPEG manipulados."}], "id": "CVE-2015-6821", "lastModified": "2026-06-17T00:31:28.650", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-09-06T02:59:04.097", "references": [{"source": "cve@mitre.org", "url": "http://ffmpeg.org/security.html"}, {"source": "cve@mitre.org", "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=b160fc290cf49b516c5b6ee0730fd9da7fc623b1"}, {"source": "cve@mitre.org", "url": "http://www.securitytracker.com/id/1033483"}, {"source": "cve@mitre.org", "url": "https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://ffmpeg.org/security.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=b160fc290cf49b516c5b6ee0730fd9da7fc623b1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1033483"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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