CVE-2012-0856

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NOTE: this vulnerability exists because of a regression error."}, {"lang": "es", "value": "Desbordamiento de b\u00fafer basado en memoria din\u00e1mica en la funci\u00f3n MPV_frame_start en libavcodec/mpegvideo.c en FFmpeg anterior a v0.9.1, cuando la opci\u00f3n (lowres) est\u00e1 activada, permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda de aplicaci\u00f3n) a trav\u00e9s de un archivo multimedia H263 manipulado. NOTA: esta vulnerabilidad se debe a un error de regresi\u00f3n."}], "id": "CVE-2012-0856", "lastModified": "2026-06-16T23:38:23.747", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.6, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:H/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 4.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}]}, "published": "2012-08-20T19:55:05.107", "references": [{"source": "secalert@redhat.com", "url": "http://ffmpeg.org/security.html"}, {"source": "secalert@redhat.com", "tags": ["Exploit"], "url": "http://ffmpeg.org/trac/ffmpeg/ticket/757"}, {"source": "secalert@redhat.com", "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=21270cffaeab2f67a613907516b2b0cd6c9eacf4"}, {"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/78928"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://ffmpeg.org/security.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://ffmpeg.org/trac/ffmpeg/ticket/757"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=21270cffaeab2f67a613907516b2b0cd6c9eacf4"}, {"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/78928"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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