{
  "fix": "RHSA-2025:18285",
  "url": "https://patchblox.com/security/fix/linux/rhsa-2025-18285",
  "summary": "RHSA-2025:18285, released October 20, 2025, fixes 7 CVEs in firefox (version 0:140.4.0-3.el8_10). None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "firefox security update",
  "released": "2025-10-20T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2025-11708, high severity",
  "supported": true,
  "cveCount": 7,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00509,
  "maxCvss": 9.8,
  "vendorAdvisory": "https://access.redhat.com/errata/RHSA-2025:18285",
  "appliesTo": [
    {
      "product": "firefox",
      "productUrl": "https://patchblox.com/security/product/linux/firefox",
      "release": "RHEL 8",
      "fixedVersion": "0:140.4.0-3.el8_10",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2025-11708",
      "url": "https://patchblox.com/security/cve/CVE-2025-11708",
      "title": "Use-after-free in MediaTrackGraphImpl::GetInstance()",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00509,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-11709",
      "url": "https://patchblox.com/security/cve/CVE-2025-11709",
      "title": "Out of bounds read/write in a privileged process triggered by WebGL textures",
      "priority": "High",
      "severity": "Important",
      "cvss": 9.8,
      "epss": 0.00422,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-11710",
      "url": "https://patchblox.com/security/cve/CVE-2025-11710",
      "title": "Cross-process information leaked due to malicious IPC messages",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00422,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-11714",
      "url": "https://patchblox.com/security/cve/CVE-2025-11714",
      "title": "Memory safety bugs fixed in Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird ESR 140.4, Firefox 144 and Thunderbird 144",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00335,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-11715",
      "url": "https://patchblox.com/security/cve/CVE-2025-11715",
      "title": "Memory safety bugs fixed in Firefox ESR 140.4, Thunderbird ESR 140.4, Firefox 144 and Thunderbird 144",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.00328,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-11711",
      "url": "https://patchblox.com/security/cve/CVE-2025-11711",
      "title": "Some non-writable Object properties could be modified",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.0023,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-11712",
      "url": "https://patchblox.com/security/cve/CVE-2025-11712",
      "title": "An OBJECT tag type attribute overrode browser behavior on web resources without a content-type",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.5,
      "epss": 0.00221,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}