{
  "schema_version": "1.4.0",
  "id": "GHSA-6rfm-3v66-6wr2",
  "modified": "2025-04-02T18:30:38Z",
  "published": "2023-01-22T06:30:27Z",
  "aliases": [
    "CVE-2023-24056"
  ],
  "details": "In pkgconf through 1.9.3, variable duplication can cause unbounded string expansion due to incorrect checks in libpkgconf/tuple.c:pkgconf_tuple_parse. For example, a .pc file containing a few hundred bytes can expand to one billion bytes.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-24056"
    },
    {
      "type": "WEB",
      "url": "https://gitea.treehouse.systems/ariadne/pkgconf/commit/628b2b2bafa5d3a2017193ddf375093e70666059"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pkgconf/pkgconf/tags"
    },
    {
      "type": "WEB",
      "url": "https://nullprogram.com/blog/2023/01/18"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "severity": "CRITICAL",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-01-22T04:15:00Z"
  }
}