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CVE-2023-29535

Published: 12 April 2023

Following a Garbage Collector compaction, weak maps may have been accessed before they were correctly traced. This resulted in memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.

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

6.5

Score breakdown

Status

Package Release Status
firefox
Launchpad, Ubuntu, Debian
bionic
Released (112.0+build2-0ubuntu0.18.04.1)
focal
Released (112.0+build2-0ubuntu0.20.04.1)
jammy Not vulnerable
(code not present)
kinetic Not vulnerable
(code not present)
lunar Not vulnerable
(code not present)
mantic Not vulnerable
(code not present)
noble Not vulnerable
(code not present)
trusty Ignored
(end of standard support)
upstream
Released (112.0-1)
xenial Ignored
(end of standard support)
mozjs102
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy
Released (102.11.0-0ubuntu0.22.04.1)
kinetic
Released (102.11.0-0ubuntu0.22.10.1)
lunar
Released (102.11.0-0ubuntu0.23.04.1)
mantic Not vulnerable
(102.11.0-1)
noble Not vulnerable
(102.11.0-1)
trusty Does not exist

upstream Needs triage

xenial Does not exist

mozjs38
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

noble Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mozjs52
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

noble Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mozjs68
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Needs triage

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

noble 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

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

noble Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mozjs91
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Needs triage

kinetic Does not exist

lunar Does not exist

mantic Does not exist

noble Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

thunderbird
Launchpad, Ubuntu, Debian
bionic
Released (1:102.10.0+build2-0ubuntu0.18.04.1)
focal
Released (1:102.10.0+build2-0ubuntu0.20.04.1)
jammy
Released (1:102.10.0+build2-0ubuntu0.22.04.1)
kinetic
Released (1:102.10.0+build2-0ubuntu0.22.10.1)
lunar Not vulnerable
(1:102.10.0+build2-0ubuntu1)
mantic Not vulnerable
(1:102.10.0+build2-0ubuntu1)
noble Not vulnerable
(1:102.10.0+build2-0ubuntu1)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H