{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "0.9.3"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "ece161fd5e396fdb4094bdba027c5ea8476f73af"
            },
            {
              "fixed": "d7913b893bfa98fab27f05825dc4cab2d3a20c83"
            }
          ],
          "repo": "https://github.com/libredwg/libredwg",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "An issue was discovered in GNU LibreDWG through 0.9.3. There is a NULL pointer dereference in the function dwg_encode_LWPOLYLINE in dwg.spec.",
  "id": "CVE-2019-20909",
  "modified": "2026-03-13T21:47:34.203984564Z",
  "published": "2020-07-16T18:15:12.690Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/LibreDWG/libredwg/commit/d7913b893bfa98fab27f05825dc4cab2d3a20c83"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/LibreDWG/libredwg/issues/178"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}