{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:libav:libav:11.8:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "11.8"
              },
              {
                "last_affected": "11.8"
              }
            ],
            "source": "CPE_STRING"
          },
          "events": [
            {
              "introduced": "3c3a0a06804e901cb9d6d94784a4ec8ecb8fe9e2"
            },
            {
              "last_affected": "3c3a0a06804e901cb9d6d94784a4ec8ecb8fe9e2"
            }
          ],
          "repo": "https://github.com/libav/libav",
          "type": "GIT"
        }
      ],
      "versions": [
        "11.8"
      ]
    }
  ],
  "database_specific": {},
  "details": "Integer overflow in libavcodec/mpegvideo_parser.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via a crafted file.",
  "id": "CVE-2016-9821",
  "modified": "2026-07-08T05:38:13.625176768Z",
  "published": "2017-03-01T15:59:00.477Z",
  "references": [
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/94732"
    },
    {
      "type": "ADVISORY",
      "url": "http://www.debian.org/security/2017/dsa-3833"
    },
    {
      "type": "EVIDENCE",
      "url": "https://blogs.gentoo.org/ago/2016/12/01/libav-multiple-crashes-from-the-undefined-behavior-sanitizer/"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}