FKIE_CVE-2017-1000460

Vulnerability from fkie_nvd - Published: 2018-01-03 20:29 - Updated: 2026-06-17 00:59
Severity
6.5 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
In line libavcodec/h264dec.c:500 in libav(v13_dev0), ffmpeg(n3.4), chromium(56 prior Feb 13, 2017), the return value of init_get_bits is ignored and get_ue_golomb(&gb) is called on an uninitialized get_bits context, which causes a NULL deref exception.
References
cve@mitre.orghttps://bugzilla.libav.org/show_bug.cgi?id=952Exploit, Issue Tracking, Third Party Advisory
cve@mitre.orghttps://chromium.googlesource.com/chromium/third_party/ffmpeg/+/8e313ca08800178efce00045e07dc494d437b70cIssue Tracking, Patch
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2019/03/msg00041.html
cve@mitre.orghttps://lists.ffmpeg.org/pipermail/ffmpeg-cvslog/2017-January/104221.htmlIssue Tracking, Patch
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.libav.org/show_bug.cgi?id=952Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://chromium.googlesource.com/chromium/third_party/ffmpeg/+/8e313ca08800178efce00045e07dc494d437b70cIssue Tracking, Patch
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2019/03/msg00041.html
af854a3a-2127-422b-91ae-364da2661108https://lists.ffmpeg.org/pipermail/ffmpeg-cvslog/2017-January/104221.htmlIssue Tracking, Patch
Impacted products
Vendor Product Version
libav libav 13_dev0
ffmpeg ffmpeg 3.4
google chrome *
To clipboard 

{
  "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:libav:libav:13_dev0:*:*:*:*:*:*:*",
              "matchCriteriaId": "6E3C7FE1-23F0-4FB6-BDE7-1229B529D1DA",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:ffmpeg:ffmpeg:3.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "4BFDA7F5-FE3F-4D4A-AE46-43251194C127",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "B6487496-0D7D-47A1-9E6D-9D850A15B7E6",
              "versionEndIncluding": "56.0.2924",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In line libavcodec/h264dec.c:500 in libav(v13_dev0), ffmpeg(n3.4), chromium(56 prior Feb 13, 2017), the return value of init_get_bits is ignored and get_ue_golomb(\u0026gb) is called on an uninitialized get_bits context, which causes a NULL deref exception."
    },
    {
      "lang": "es",
      "value": "En la l\u00ednea libavcodec/h264dec.c:500 en libav (v13_dev0), ffmpeg (n3.4) y chromium (56 anterior al 13 de febrero de 2017), el valor de retorno de init_get_bits se ignora y se llama a get_ue_golomb (gb) en un contexto get_bits no inicializado. Esto desemboca en una excepci\u00f3n NULL deref."
    }
  ],
  "id": "CVE-2017-1000460",
  "lastModified": "2026-06-17T00:59:12.573",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2018-01-03T20:29:00.220",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
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      "url": "https://bugzilla.libav.org/show_bug.cgi?id=952"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Issue Tracking",
        "Patch"
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      "url": "https://chromium.googlesource.com/chromium/third_party/ffmpeg/+/8e313ca08800178efce00045e07dc494d437b70c"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00041.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
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      "url": "https://lists.ffmpeg.org/pipermail/ffmpeg-cvslog/2017-January/104221.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://bugzilla.libav.org/show_bug.cgi?id=952"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
        "Patch"
      ],
      "url": "https://chromium.googlesource.com/chromium/third_party/ffmpeg/+/8e313ca08800178efce00045e07dc494d437b70c"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00041.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Issue Tracking",
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      ],
      "url": "https://lists.ffmpeg.org/pipermail/ffmpeg-cvslog/2017-January/104221.html"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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