{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "0.4"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "cc64f7cc8fc20a945f2abd2ca771e8611f7e4128"
            }
          ],
          "repo": "https://github.com/miniupnp/ngiflib",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "ngiflib 0.4 has a heap overflow in GetByte() at ngiflib.c:70 in NGIFLIB_NO_FILE mode, GetByte() reads memory buffer without checking the boundary.",
  "id": "CVE-2021-36531",
  "modified": "2026-03-13T21:57:01.750577788Z",
  "published": "2021-08-27T16:15:07.340Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/miniupnp/ngiflib/issues/18"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}