{
  "fix": "libjavascriptcoregtk-4.1-0 2.50.2-0ubuntu0.22.04.2",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libjavascriptcoregtk-4.1-0-2.50.2-0ubuntu0.22.04.2",
  "summary": "libjavascriptcoregtk-4.1-0 2.50.2-0ubuntu0.22.04.2, released November 25, 2025, fixes 14 CVEs in libjavascriptcoregtk-4.1-0. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "package",
  "title": "libjavascriptcoregtk-4.1-0 2.50.2-0ubuntu0.22.04.2 for Ubuntu 22.04.1 LTS (jammy)",
  "released": "2025-11-25T00:15:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2025-43429, high severity",
  "supported": true,
  "cveCount": 14,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.0145,
  "maxCvss": 8.8,
  "appliesTo": [
    {
      "product": "libjavascriptcoregtk-4.1-0",
      "productUrl": "https://patchblox.com/security/product/linux/libjavascriptcoregtk-4.1-0",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "2.50.2-0ubuntu0.22.04.2",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2025-43429",
      "url": "https://patchblox.com/security/cve/CVE-2025-43429",
      "title": "WebKit: Processing maliciously crafted web content may lead to an unexpected process crash",
      "priority": "High",
      "severity": "MEDIUM",
      "cvss": 8.8,
      "epss": 0.0145,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43434",
      "url": "https://patchblox.com/security/cve/CVE-2025-43434",
      "title": "gir1.2-javascriptcoregtk-4.1: A use-after-free issue was addressed with improved memory management",
      "priority": "High",
      "severity": "Medium",
      "cvss": 8.8,
      "epss": 0.01284,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43433",
      "url": "https://patchblox.com/security/cve/CVE-2025-43433",
      "title": "WebKit: Processing maliciously crafted web content may lead to memory corruption",
      "priority": "High",
      "severity": "HIGH",
      "cvss": 8.8,
      "epss": 0.01169,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43438",
      "url": "https://patchblox.com/security/cve/CVE-2025-43438",
      "title": "WebKit: Processing maliciously crafted web content may lead to an unexpected Safari crash",
      "priority": "High",
      "severity": "MEDIUM",
      "cvss": 8.8,
      "epss": 0.01112,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43430",
      "url": "https://patchblox.com/security/cve/CVE-2025-43430",
      "title": "gir1.2-javascriptcoregtk-4.1: This issue was addressed through improved state management",
      "priority": "High",
      "severity": "Medium",
      "cvss": 8.8,
      "epss": 0.01087,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43441",
      "url": "https://patchblox.com/security/cve/CVE-2025-43441",
      "title": "WebKit: Processing maliciously crafted web content may lead to an unexpected process crash",
      "priority": "High",
      "severity": "MEDIUM",
      "cvss": 8.8,
      "epss": 0.0096,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43431",
      "url": "https://patchblox.com/security/cve/CVE-2025-43431",
      "title": "gir1.2-javascriptcoregtk-4.1: The issue was addressed with improved memory handling",
      "priority": "High",
      "severity": "Medium",
      "cvss": 8.8,
      "epss": 0.00855,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43432",
      "url": "https://patchblox.com/security/cve/CVE-2025-43432",
      "title": "WebKit: Processing maliciously crafted web content may lead to an unexpected process crash",
      "priority": "High",
      "severity": "MEDIUM",
      "cvss": 8.8,
      "epss": 0.00842,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43443",
      "url": "https://patchblox.com/security/cve/CVE-2025-43443",
      "title": "WebKit: Processing maliciously crafted web content may lead to an unexpected process crash",
      "priority": "High",
      "severity": "MEDIUM",
      "cvss": 8.8,
      "epss": 0.00723,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43425",
      "url": "https://patchblox.com/security/cve/CVE-2025-43425",
      "title": "gir1.2-javascriptcoregtk-4.1: The issue was addressed with improved memory handling",
      "priority": "High",
      "severity": "Medium",
      "cvss": 8.8,
      "epss": 0.00706,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-13502",
      "url": "https://patchblox.com/security/cve/CVE-2025-13502",
      "title": "webkit2gtk3: processing of maliciously crafted payloads by the GLib remote inspector server may lead to a",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.8,
      "epss": 0.0062,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43427",
      "url": "https://patchblox.com/security/cve/CVE-2025-43427",
      "title": "gir1.2-javascriptcoregtk-4.1: This issue was addressed through improved state management",
      "priority": "High",
      "severity": "Medium",
      "cvss": 8.8,
      "epss": 0.0055,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43440",
      "url": "https://patchblox.com/security/cve/CVE-2025-43440",
      "title": "WebKit: Processing maliciously crafted web content may lead to an unexpected process crash",
      "priority": "High",
      "severity": "MEDIUM",
      "cvss": 8.8,
      "epss": 0.00507,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-43392",
      "url": "https://patchblox.com/security/cve/CVE-2025-43392",
      "title": "WebKit Canvas: A website may exfiltrate image data cross-origin",
      "priority": "High",
      "severity": "MEDIUM",
      "cvss": 8.8,
      "epss": 0.005,
      "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"
  }
}