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CVE-2022-45412

Published: 16 November 2022

When resolving a symlink such as <code>file:///proc/self/fd/1</code>, an error message may be produced where the symlink was resolved to a string containing unitialized memory in the buffer. <br>*This bug only affects Thunderbird on Unix-based operated systems (Android, Linux, MacOS). Windows is unaffected.*. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

Notes

AuthorNote
tyhicks
mozjs contains a copy of the SpiderMonkey JavaScript engine
mdeslaur
starting with Ubuntu 22.04, the firefox package is just a script
that installs the Firefox snap

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
mozjs52
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

jammy Does not exist

kinetic Does not exist

upstream Needs triage

trusty Does not exist

xenial Does not exist

mozjs68
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Needs triage

jammy Does not exist

kinetic Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mozjs78
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Needs triage

trusty Does not exist

upstream Needs triage

xenial Does not exist

kinetic Ignored
(end of life, was needs-triage)
mantic Does not exist

lunar Ignored
(end of life, was needs-triage)
mozjs91
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Needs triage

kinetic Does not exist

upstream Needs triage

firefox
Launchpad, Ubuntu, Debian
kinetic Not vulnerable

trusty Ignored
(end of standard support)
upstream
Released (107.0-1)
xenial Ignored
(end of standard support)
bionic Not vulnerable
(107.0+build2-0ubuntu0.18.04.1)
focal Not vulnerable

jammy Not vulnerable

lunar Not vulnerable

mantic Not vulnerable

mozjs38
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Does not exist

jammy Does not exist

kinetic Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

thunderbird
Launchpad, Ubuntu, Debian
bionic
Released (1:102.7.1+build2-0ubuntu0.18.04.1)
focal
Released (1:102.7.1+build2-0ubuntu0.20.04.1)
jammy
Released (1:102.7.1+build2-0ubuntu0.22.04.1)
kinetic
Released (1:102.7.1+build2-0ubuntu0.22.10.1)
trusty Ignored
(end of standard support)
upstream
Released (1:102.5.0-1)
xenial Ignored
(end of standard support)
lunar
Released (1:102.7.1+build2-0ubuntu1)
mantic
Released (1:102.7.1+build2-0ubuntu1)

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H