CVE-2015-6821

Published Sep 6, 2015

Last updated a year ago

Overview

Description: 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.
Source: cve@mitre.org
NVD status: Modified

Risk scores

CVSS 2.0

Type: Primary
Base score: 7.5
Impact score: 6.4
Exploitability score: 10
Vector string: AV:N/AC:L/Au:N/C:P/I:P/A:P

Weaknesses

nvd@nist.gov: CWE-20

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "1F6121E6-4C3F-42F3-8627-709534D9A0C9",
            "versionEndIncluding": "2.7.1"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References