{
  "fix": "ELSA-2020-3557",
  "url": "https://patchblox.com/security/fix/linux/elsa-2020-3557",
  "summary": "ELSA-2020-3557, released August 28, 2020, fixes 10 CVEs in firefox (version 0:78.2.0-2.0.1.el8_2). None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "firefox security update",
  "released": "2020-08-28T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2020-12422, high severity",
  "supported": true,
  "cveCount": 10,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01938,
  "maxCvss": 8.8,
  "vendorAdvisory": "https://linux.oracle.com/errata/ELSA-2020-3557.html",
  "appliesTo": [
    {
      "product": "firefox",
      "productUrl": "https://patchblox.com/security/product/linux/firefox",
      "release": "ol 8",
      "fixedVersion": "0:78.2.0-2.0.1.el8_2",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2020-12422",
      "url": "https://patchblox.com/security/cve/CVE-2020-12422",
      "title": "Firefox ESR: In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable\u2026",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.01938,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-15656",
      "url": "https://patchblox.com/security/cve/CVE-2020-15656",
      "title": "Firefox ESR and 2 others: JIT optimizations involving the Javascript arguments object could confuse later optimizations.",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.01523,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-15669",
      "url": "https://patchblox.com/security/cve/CVE-2020-15669",
      "title": "firefox: Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nThis...",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.8,
      "epss": 0.01119,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-12424",
      "url": "https://patchblox.com/security/cve/CVE-2020-12424",
      "title": "Firefox ESR: When constructing a permission prompt for WebRTC, a URI was supplied from the content process.",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.5,
      "epss": 0.01607,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-12425",
      "url": "https://patchblox.com/security/cve/CVE-2020-12425",
      "title": "Firefox ESR: Due to confusion processing a hyphen character in Date.parse(), a one-byte out of bounds read could have\u2026",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.5,
      "epss": 0.01573,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-15654",
      "url": "https://patchblox.com/security/cve/CVE-2020-15654",
      "title": "Firefox ESR and 2 others: When in an endless loop, a website specifying a custom cursor using CSS could make it look like the user\u2026",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.5,
      "epss": 0.01423,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-15653",
      "url": "https://patchblox.com/security/cve/CVE-2020-15653",
      "title": "Firefox ESR and 2 others: An iframe sandbox element with the allow-popups flag could be bypassed when using noopener links.",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.5,
      "epss": 0.01397,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-15664",
      "url": "https://patchblox.com/security/cve/CVE-2020-15664",
      "title": "Firefox ESR and 2 others: By holding a reference to the eval() function from an about:blank window, a malicious webpage could have\u2026",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.5,
      "epss": 0.01389,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-15658",
      "url": "https://patchblox.com/security/cve/CVE-2020-15658",
      "title": "Firefox ESR and 2 others: The code for downloading files did not properly take care of special characters, which led to an attacker\u2026",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.5,
      "epss": 0.01388,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-15648",
      "url": "https://patchblox.com/security/cve/CVE-2020-15648",
      "title": "Firefox ESR: Using object or embed tags, it was possible to frame other websites, even if they disallowed framing\u2026",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.5,
      "epss": 0.01142,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}