{
  "fix": "firefox 77.0.1\u002Bbuild1-0ubuntu0.18.04.1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-firefox-77.0.1-build1-0ubuntu0.18.04.1",
  "summary": "firefox 77.0.1\u002Bbuild1-0ubuntu0.18.04.1, released June 2, 2020, fixes 8 CVEs in firefox. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "firefox 77.0.1\u002Bbuild1-0ubuntu0.18.04.1 for Ubuntu 18.04.6 LTS (bionic)",
  "released": "2020-06-02T17:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2020-12410, high severity",
  "supported": false,
  "cveCount": 8,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01729,
  "maxCvss": 8.8,
  "appliesTo": [
    {
      "product": "firefox",
      "productUrl": "https://patchblox.com/security/product/linux/firefox",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "77.0.1\u002Bbuild1-0ubuntu0.18.04.1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2020-12410",
      "url": "https://patchblox.com/security/cve/CVE-2020-12410",
      "title": "Firefox ESR: Mozilla developers reported memory safety bugs present in Firefox 76 and Firefox ESR 68.8.",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.8,
      "epss": 0.01729,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-12409",
      "url": "https://patchblox.com/security/cve/CVE-2020-12409",
      "title": "Firefox ESR: When using certain blank characters in a URL, they where incorrectly rendered as spaces instead of an\u2026",
      "priority": "High",
      "severity": "Low",
      "cvss": 8.8,
      "epss": 0.01178,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-12411",
      "url": "https://patchblox.com/security/cve/CVE-2020-12411",
      "title": "Firefox ESR: Mozilla developers reported memory safety bugs present in Firefox 76.",
      "priority": "High",
      "severity": "Medium",
      "cvss": 8.8,
      "epss": 0.01168,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-12406",
      "url": "https://patchblox.com/security/cve/CVE-2020-12406",
      "title": "Firefox ESR: Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting\u2026",
      "priority": "High",
      "severity": "IMPORTANT",
      "cvss": 8.8,
      "epss": 0.0102,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-12405",
      "url": "https://patchblox.com/security/cve/CVE-2020-12405",
      "title": "Firefox ESR: When browsing a malicious page, a race condition in our SharedWorkerService could occur and lead to a\u2026",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 5.3,
      "epss": 0.01352,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-12407",
      "url": "https://patchblox.com/security/cve/CVE-2020-12407",
      "title": "Firefox ESR: Mozilla Developer Nicolas Silva found that when using WebRender, Firefox would under certain conditions\u2026",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.00974,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-12408",
      "url": "https://patchblox.com/security/cve/CVE-2020-12408",
      "title": "Firefox ESR: When browsing a document hosted on an IP address, an attacker could insert certain characters to flip\u2026",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 6.5,
      "epss": 0.00958,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2020-12399",
      "url": "https://patchblox.com/security/cve/CVE-2020-12399",
      "title": "Firefox ESR: NSS has shown timing differences when performing DSA signatures, which was exploitable and could eventually\u2026",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 4.4,
      "epss": 0.00651,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-12T13:55:20Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}