{
  "fix": "thunderbird 1:68.3.0\u002Bbuild2-0ubuntu1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-thunderbird-1-68.3.0-build2-0ubuntu1",
  "summary": "thunderbird 1:68.3.0\u002Bbuild2-0ubuntu1, released December 3, 2019, fixes 5 CVEs in thunderbird. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "thunderbird 1:68.3.0\u002Bbuild2-0ubuntu1 for Ubuntu 20.04 LTS (focal)",
  "released": "2019-12-03T16:00:00Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2019-17012, rated Critical",
  "supported": false,
  "cveCount": 5,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01967,
  "maxCvss": 8.8,
  "appliesTo": [
    {
      "product": "thunderbird",
      "productUrl": "https://patchblox.com/security/product/linux/thunderbird",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "1:68.3.0\u002Bbuild2-0ubuntu1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2019-17012",
      "url": "https://patchblox.com/security/cve/CVE-2019-17012",
      "title": "Firefox ESR: Mozilla developers reported memory safety bugs present in Firefox 70 and Firefox ESR 68.2.",
      "priority": "Urgent",
      "severity": "CRITICAL",
      "cvss": 8.8,
      "epss": 0.01967,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-17005",
      "url": "https://patchblox.com/security/cve/CVE-2019-17005",
      "title": "Firefox ESR: The plain text serializer used a fixed-size array for the number of \u003Col\u003E elements it could process; however\u2026",
      "priority": "Urgent",
      "severity": "CRITICAL",
      "cvss": 8.8,
      "epss": 0.01907,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-17008",
      "url": "https://patchblox.com/security/cve/CVE-2019-17008",
      "title": "Firefox ESR: When using nested workers, a use-after-free could occur during worker destruction.",
      "priority": "Urgent",
      "severity": "CRITICAL",
      "cvss": 8.8,
      "epss": 0.01877,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-17010",
      "url": "https://patchblox.com/security/cve/CVE-2019-17010",
      "title": "Firefox ESR: Under certain conditions, when checking the Resist Fingerprinting preference during device orientation\u2026",
      "priority": "Urgent",
      "severity": "CRITICAL",
      "cvss": 7.5,
      "epss": 0.01524,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-17011",
      "url": "https://patchblox.com/security/cve/CVE-2019-17011",
      "title": "Firefox ESR: Under certain conditions, when retrieving a document from a DocShell in the antitracking code, a race\u2026",
      "priority": "Urgent",
      "severity": "CRITICAL",
      "cvss": 7.5,
      "epss": 0.01524,
      "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"
  }
}