{
  "fix": "libmozjs-91-0 91.10.0-0ubuntu1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libmozjs-91-0-91.10.0-0ubuntu1",
  "summary": "libmozjs-91-0 91.10.0-0ubuntu1, released May 31, 2022, fixes 2 CVEs in libmozjs-91-0. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "package",
  "title": "libmozjs-91-0 91.10.0-0ubuntu1 for Ubuntu 22.04.1 LTS (jammy)",
  "released": "2022-05-31T17:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2022-28285, high severity",
  "supported": true,
  "cveCount": 2,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00789,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "libmozjs-91-0",
      "productUrl": "https://patchblox.com/security/product/linux/libmozjs-91-0",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "91.10.0-0ubuntu1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2022-28285",
      "url": "https://patchblox.com/security/cve/CVE-2022-28285",
      "title": "Mozilla Thunderbird and 4 others: Out-of-bounds Read",
      "priority": "High",
      "severity": "medium",
      "cvss": 8.8,
      "epss": 0.00789,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2022-31740",
      "url": "https://patchblox.com/security/cve/CVE-2022-31740",
      "title": "Mozilla Thunderbird and 4 others: Improper Restriction of Operations within the Bounds of a Memory Buffer",
      "priority": "High",
      "severity": "Medium",
      "cvss": 9.8,
      "epss": 0.00694,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-13T20:04:13Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}