CVE-2022-45407

Published Dec 22, 2022

Last updated 2 years ago

Overview

Description: If an attacker loaded a font using <code>FontFace()</code> on a background worker, a use-after-free could have occurred, leading to a potentially exploitable crash. This vulnerability affects Firefox < 107.
Source: security@mozilla.org
NVD status: Analyzed

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.5
Impact score: 3.6
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-416

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "127E4452-84FE-49E3-A2EF-9C40C43A1FA6",
            "versionEndExcluding": "107.0"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References