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CVE-2019-12874

Full vulnerability record from the local CVENow database.

Description

An issue was discovered in zlib_decompress_extra in modules/demux/mkv/util.cpp in VideoLAN VLC media player 3.x through 3.0.7. The Matroska demuxer, while parsing a malformed MKV file type, has a double free.

Severity
CRITICAL
CVSS score
9.8 (v3.0)
Vulnerability status
Modified
Source identifier
Published
2019-06-18 18:15:11.107000
Last modified
2026-11-02 18:18:23.943000
View original CVE JSON
{
  "id": "CVE-2019-12874",
  "sourceIdentifier": "[email protected]",
  "published": "2019-06-18T18:15:11.107",
  "lastModified": "2026-11-02T18:18:23.943",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in zlib_decompress_extra in modules/demux/mkv/util.cpp in VideoLAN VLC media player 3.x through 3.0.7. The Matroska demuxer, while parsing a malformed MKV file type, has a double free."
    },
    {
      "lang": "es",
      "value": "Se descubrió un problema en zlib_decompress_extra en módulos / demux / mkv / util.cpp en el reproductor de medios VideoLAN VLC 3.x a 3.0.7. El demuxer de Matroska, mientras analiza un tipo de archivo MKV con formato incorrecto, tiene un doble libre."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "version": "n/a",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "[email protected]",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "[email protected]",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-11-02T17:32:39.658831Z",
          "id": "CVE-2019-12874",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-415"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:videolan:vlc_media_player:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "3.0.0",
              "versionEndIncluding": "3.0.7",
              "matchCriteriaId": "8FEE589D-9D4E-42BE-B543-68940AE44A05"
            }
          ]
        }
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  ],
  "references": [
    {
      "url": "http://git.videolan.org/?p=vlc.git%3Ba=commit%3Bh=81023659c7de5ac2637b4a879195efef50846102",
      "source": "[email protected]"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00005.html",
      "source": "[email protected]"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00037.html",
      "source": "[email protected]"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00040.html",
      "source": "[email protected]"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00081.html",
      "source": "[email protected]"
    },
    {
      "url": "http://www.securityfocus.com/bid/108882",
      "source": "[email protected]"
    },
    {
      "url": "https://security.gentoo.org/glsa/201908-23",
      "source": "[email protected]"
    },
    {
      "url": "https://usn.ubuntu.com/4074-1/",
      "source": "[email protected]"
    },
    {
      "url": "http://git.videolan.org/?p=vlc.git%3Ba=commit%3Bh=81023659c7de5ac2637b4a879195efef50846102",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
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    },
    {
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    },
    {
      "url": "http://www.securityfocus.com/bid/108882",
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    },
    {
      "url": "https://security.gentoo.org/glsa/201908-23",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://usn.ubuntu.com/4074-1/",
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  ]
}