{
  "id": "CVE-2015-8661",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2015-12-24T01:59:04.020",
  "lastModified": "2018-12-21T11:29:02.123",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "The h264_slice_header_init function in libavcodec/h264_slice.c in FFmpeg before 2.8.3 does not validate the relationship between the number of threads and the number of slices, which allows remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via crafted H.264 data."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n h264_slice_header_init en libavcodec/h264_slice.c en FFmpeg en versiones anteriores a la 2.8.3 no valida la relaci\u00f3n entre el n\u00famero de hilos y el n\u00famero de fracciones, lo que permite a atacantes remotos causar una denegaci\u00f3n de servicio (acceso al array fuera de rango) o posiblemente tener otro impacto no identificado a trav\u00e9s de datos H.264 manipulados."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "LOW",
          "baseScore": 8.3,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.7
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "2.8.2",
              "matchCriteriaId": "3860A897-81CF-421F-AE7C-451B0B4699AA"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://git.videolan.org/?p=ffmpeg.git;a=commit;h=4ea4d2f438c9a7eba37980c9a87be4b34943e4d5",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00004.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securitytracker.com/id/1034539",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html",
      "source": "cve@mitre.org"
    }
  ]
}