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CVE-2022-40960

Published: 28 September 2022

Concurrent use of the URL parser with non-UTF-8 data was not thread-safe. This could lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

Notes

AuthorNote
mdeslaur
starting with Ubuntu 22.04, the firefox package is just a script
that installs the Firefox snap
Priority

Medium

CVSS 3 base score: 6.5

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
bionic
Released (105.0+build2-0ubuntu0.18.04.1)
focal
Released (105.0+build2-0ubuntu0.20.04.1)
jammy Not vulnerable
(code not present)
kinetic Not vulnerable
(code not present)
trusty Ignored
(out of standard support)
upstream
Released (105.0)
xenial Needs triage

thunderbird
Launchpad, Ubuntu, Debian
bionic
Released (1:102.4.2+build2-0ubuntu0.18.04.1)
focal
Released (1:102.4.2+build2-0ubuntu0.20.04.1)
jammy
Released (1:102.4.2+build2-0ubuntu0.22.04.1)
kinetic Not vulnerable
(1:102.3.0+build1-0ubuntu1)
trusty Ignored
(out of standard support)
upstream
Released (102.3)
xenial Needs triage