CVE-2022-38476
7.5
HIGH
CVSS 3.1
EPSS 0.19%
Description
A data race could occur in the <code>PK11_ChangePW</code> function, potentially leading to a use-after-free vulnerability. In Firefox, this lock protected the data when a user changed their master password. This vulnerability affects Firefox ESR < 102.2 and Thunderbird < 102.2.
How to fix CVE-2022-38476
To remediate CVE-2022-38476, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 102.2.0esr-1 or later
- —upgrade to 1:102.2.0-1 or later
Is CVE-2022-38476 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 102.2.0esr-1
- from 0, < 1:102.2.0-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |