CVE-2022-26381
thunderbird - security update
8.8
HIGH
CVSS 3.1
EPSS 0.19%
Description
An attacker could have caused a use-after-free by forcing a text reflow in an SVG object leading to a potentially exploitable crash. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.
How to fix CVE-2022-26381
To remediate CVE-2022-26381, upgrade the affected package to a fixed version below.
- Debian/firefox-esr—upgrade to 91.7.0esr-1~deb11u1 or later
- —upgrade to 91.7.0esr-1~deb9u1 or later
- —upgrade to 91.7.0esr-1~deb10u1 or later
- —upgrade to 1:91.7.0-2~deb11u1 or later
- —upgrade to 1:91.7.0-2~deb9u1 or later
- —upgrade to 1:91.7.0-2~deb10u1 or later
Is CVE-2022-26381 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (6)
- from 0, < 91.7.0esr-1~deb11u1
- from 0, < 91.7.0esr-1~deb9u1
- from 0, < 91.7.0esr-1~deb10u1
- from 0, < 1:91.7.0-2~deb11u1
- from 0, < 1:91.7.0-2~deb9u1
- from 0, < 1:91.7.0-2~deb10u1
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 |