{
  "fix": "libjavascriptcoregtk-4.0-18 2.38.3-0ubuntu0.20.04.1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-libjavascriptcoregtk-4.0-18-2.38.3-0ubuntu0.20.04.1",
  "summary": "libjavascriptcoregtk-4.0-18 2.38.3-0ubuntu0.20.04.1, released January 3, 2023, fixes 7 CVEs in libjavascriptcoregtk-4.0-18. One of them is being exploited (CVE-2022-42856); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "libjavascriptcoregtk-4.0-18 2.38.3-0ubuntu0.20.04.1 for Ubuntu 20.04 LTS (focal)",
  "released": "2023-01-03T16:00:00Z",
  "priority": "Patch now",
  "priorityTier": 1,
  "priorityReason": "Closes CVE-2022-42856, exploited (CISA KEV)",
  "supported": false,
  "cveCount": 7,
  "exploitedCveCount": 1,
  "kevCveCount": 1,
  "ransomwareCveCount": 0,
  "maxEpss": 0.34815,
  "maxCvss": 8.8,
  "appliesTo": [
    {
      "product": "libjavascriptcoregtk-4.0-18",
      "productUrl": "https://patchblox.com/security/product/linux/libjavascriptcoregtk-4.0-18",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "2.38.3-0ubuntu0.20.04.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2022-42856",
      "url": "https://patchblox.com/security/cve/CVE-2022-42856",
      "title": "webkit2gtk3: Add patch for Resolves: #2153735",
      "priority": "Patch now",
      "severity": "IMPORTANT",
      "cvss": 8.8,
      "epss": 0.08523,
      "kev": true,
      "ransomware": false,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-42867",
      "url": "https://patchblox.com/security/cve/CVE-2022-42867",
      "title": "webkit2gtk3: ELSA-2023-2834: webkit2gtk3 security and bug fix update (IMPORTANT)",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.8,
      "epss": 0.34815,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-46700",
      "url": "https://patchblox.com/security/cve/CVE-2022-46700",
      "title": "webkit2gtk3: ELSA-2023-2834: webkit2gtk3 security and bug fix update (IMPORTANT)",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.8,
      "epss": 0.01319,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-46699",
      "url": "https://patchblox.com/security/cve/CVE-2022-46699",
      "title": "webkit2gtk3: ELSA-2023-2834: webkit2gtk3 security and bug fix update (IMPORTANT)",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.8,
      "epss": 0.01303,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-42852",
      "url": "https://patchblox.com/security/cve/CVE-2022-42852",
      "title": "gir1.2-javascriptcoregtk-4.0: The issue was addressed with improved memory handling",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.01042,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-46698",
      "url": "https://patchblox.com/security/cve/CVE-2022-46698",
      "title": "webkit2gtk3: ELSA-2023-2834: webkit2gtk3 security and bug fix update (IMPORTANT)",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 6.5,
      "epss": 0.01004,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-46692",
      "url": "https://patchblox.com/security/cve/CVE-2022-46692",
      "title": "webkit2gtk3: ELSA-2023-2834: webkit2gtk3 security and bug fix update (IMPORTANT)",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 5.5,
      "epss": 0.00208,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "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"
  }
}