CVE-2022-31740
8.8
HIGH
CVSS 3.1
EPSS 0.41%
Description
On arm64, WASM code could have resulted in incorrect assembly generation leading to a register allocation problem, and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
How to fix CVE-2022-31740
To remediate CVE-2022-31740, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 91.10.0esr-1~deb11u1 or later
- —upgrade to 1:91.10.0-1~deb11u1 or later
Is CVE-2022-31740 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 91.10.0esr-1~deb11u1
- from 0, < 1:91.10.0-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |