{
  "schema_version": "1.4.0",
  "id": "GHSA-h5qf-rf3c-vmj5",
  "modified": "2022-05-24T19:02:43Z",
  "published": "2022-05-24T19:02:43Z",
  "aliases": [
    "CVE-2020-23856"
  ],
  "details": "Use-after-Free vulnerability in cflow 1.6 in the void call(char *name, int line) function at src/parser.c, which could cause a denial of service via the pointer variable caller->callee.",
  "severity": [],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-23856"
    },
    {
      "type": "WEB",
      "url": "https://github.com/yangjiageng/PoC/blob/master/PoC_cflow_uaf_parser_line1284"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BLSXGFK2NYPCJMPHSHE3W56ZU3ZO6RD7"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FZTTKZX274BVFZX7TMPEZG6UWL6UPMQF"
    },
    {
      "type": "WEB",
      "url": "https://lists.gnu.org/archive/html/bug-cflow/2020-07/msg00000.html"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-05-18T15:15:00Z"
  }
}