{
  "cveId": "CVE-2018-16396",
  "url": "https://patchblox.com/security/cve/CVE-2018-16396",
  "summary": "CVE-2018-16396 is fixed in 2 products on 1 platform, first by libruby2.5 2.5.1-1ubuntu1.1, released October 25, 2018. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "libruby2.5: An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3",
  "description": "An issue was discovered in Ruby before 2.3.8, 2.4.x before 2.4.5, 2.5.x before 2.5.2, and 2.6.x before 2.6.0-preview3. It does not taint strings that result from unpacking tainted strings with some formats.",
  "published": "2018-10-25T17:00:00Z",
  "severity": "Medium",
  "epss": 0.07968,
  "epssPercentile": 0.94774,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libruby2.5",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.5.1-1ubuntu1.1",
      "fix": "libruby2.5 2.5.1-1ubuntu1.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libruby2.5-2.5.1-1ubuntu1.1",
      "released": "2018-10-25T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "ruby2.5",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2.5.1-1ubuntu1.1",
      "fix": "ruby2.5 2.5.1-1ubuntu1.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-ruby2.5-2.5.1-1ubuntu1.1",
      "released": "2018-10-25T17:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T06:34:28Z"
}