{
  "fix": "libh2o-dev-common 2.2.5\u002Bdfsg2-3ubuntu0.1~esm1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libh2o-dev-common-2.2.5-dfsg2-3ubuntu0.1-esm1",
  "summary": "libh2o-dev-common 2.2.5\u002Bdfsg2-3ubuntu0.1~esm1, released October 9, 2023, fixes 1 CVE in libh2o-dev-common. One of them is being exploited (CVE-2023-44487); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "libh2o-dev-common 2.2.5\u002Bdfsg2-3ubuntu0.1~esm1 for Ubuntu 20.04 LTS (focal)",
  "released": "2023-10-09T17:00:00Z",
  "priority": "Patch now",
  "priorityTier": 1,
  "priorityReason": "Closes CVE-2023-44487, exploited (CISA KEV)",
  "supported": false,
  "cveCount": 1,
  "exploitedCveCount": 1,
  "kevCveCount": 1,
  "ransomwareCveCount": 0,
  "maxEpss": 0.99999,
  "maxCvss": 7.5,
  "appliesTo": [
    {
      "product": "libh2o-dev-common",
      "productUrl": "https://patchblox.com/security/product/linux/libh2o-dev-common",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.2.5\u002Bdfsg2-3ubuntu0.1~esm1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2023-44487",
      "url": "https://patchblox.com/security/cve/CVE-2023-44487",
      "title": "MITRE: CVE-2023-44487 HTTP/2 Rapid Reset Attack",
      "priority": "Patch now",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.99999,
      "kev": true,
      "ransomware": false,
      "exploited": true,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-13T14:02:24Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}