{
  "fix": "puma 5.5.2-2ubuntu2\u002Besm1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-puma-5.5.2-2ubuntu2-esm1",
  "summary": "puma 5.5.2-2ubuntu2\u002Besm1, released January 8, 2024, fixes 4 CVEs in puma. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "package",
  "title": "puma 5.5.2-2ubuntu2\u002Besm1 for Ubuntu 22.04.1 LTS (jammy)",
  "released": "2024-01-08T06:15:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2022-24790, high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.02191,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "puma",
      "productUrl": "https://patchblox.com/security/product/linux/puma",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "5.5.2-2ubuntu2\u002Besm1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2022-24790",
      "url": "https://patchblox.com/security/cve/CVE-2022-24790",
      "title": "puma: Puma is a simple, fast, multi-threaded, parallel HTTP 1.1 server for Ruby/Rack applications",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.02191,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-21647",
      "url": "https://patchblox.com/security/cve/CVE-2024-21647",
      "title": "rubygem-puma: unbounded resource consumption due to invalid parsing of chunked encoding in HTTP/1.1 can lead to",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.00958,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-40175",
      "url": "https://patchblox.com/security/cve/CVE-2023-40175",
      "title": "puma: Puma is a Ruby/Rack web server built for parallelism",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00847,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-23634",
      "url": "https://patchblox.com/security/cve/CVE-2022-23634",
      "title": "puma: Puma is a Ruby/Rack web server built for parallelism",
      "priority": "Routine",
      "severity": "medium",
      "cvss": 5.9,
      "epss": 0.02107,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-12T19:57:06Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}