{
  "schema_version": "1.4.0",
  "id": "GHSA-c4w7-m676-pcvp",
  "modified": "2025-04-20T03:30:48Z",
  "published": "2022-05-14T03:14:14Z",
  "aliases": [
    "CVE-2016-2339"
  ],
  "details": "An exploitable heap overflow vulnerability exists in the Fiddle::Function.new \"initialize\" function functionality of Ruby. In Fiddle::Function.new \"initialize\" heap buffer \"arg_types\" allocation is made based on args array length. Specially constructed object passed as element of args array can increase this array size after mentioned allocation and cause heap overflow.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.0/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-2016-2339"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/91234"
    },
    {
      "type": "WEB",
      "url": "http://www.talosintelligence.com/reports/TALOS-2016-0034"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119"
    ],
    "severity": "CRITICAL",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-01-06T21:59:00Z"
  }
}