Use-after-free in Mozilla products - CVE-2022-40960

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Main Vulnerability Database Vulnerabilities #VU67501

Use-after-free in Mozilla products - CVE-2022-40960

Published: September 20, 2022 / Updated: October 20, 2022


Vulnerability identifier: #VU67501
CSH Severity: High
CVSS v4 BT: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2022-40960
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error caused by a concurrent use of the URL parser with non-UTF-8 data. A remote attacker can trick the victim to visit a specially crafted website, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


Affected software

Mozilla Firefox
Firefox ESR
Firefox for Android
Gentoo Linux
Debian Linux
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Enterprise Storage
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Server
Anolis OS
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, big endian
SUSE Linux Enterprise Storage
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
Oracle Linux
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
SUSE OpenStack Cloud
SUSE OpenStack Cloud Crowbar
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Server for SAP Applications
SUSE Linux Enterprise Software Development Kit
Slackware Linux
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Workstation Extension
openSUSE Leap
Ubuntu
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
SUSE Linux Enterprise Module for Packagehub Subpackages
mail-client/thunderbird
mail-client/thunderbird-bin
mozilla-firefox
firefox-esr (Debian package)
thunderbird (Debian package)
thunderbird (Red Hat package)
thunderbird
firefox (Red Hat package)
firefox
MozillaFirefox-translations-common
MozillaFirefox-devel
MozillaFirefox-debugsource
MozillaFirefox
MozillaFirefox-debuginfo
MozillaFirefox-translations-other
MozillaFirefox-branding-upstream
MozillaThunderbird
MozillaThunderbird-translations-other
MozillaThunderbird-translations-common
MozillaThunderbird-debugsource
MozillaThunderbird-debuginfo
thunderbird (Ubuntu package)
MozillaFirefox-branding-SLE
www-client/firefox
firefox (Ubuntu package)
Mozilla Thunderbird
IBM Cloud Pak for Multicloud Management Monitoring
IBM Cloud Application Performance Management (APM)

How to mitigate CVE-2022-40960

Install updates from vendor's website.

Mozilla Firefox - update to 105.0
Firefox ESR - update to 102.3.0
Firefox for Android - update to 105.1.0
Mozilla Thunderbird - update to 102.3.0
IBM Cloud Pak for Multicloud Management Monitoring - update to 2.3 Fix Pack 6
IBM Cloud Application Performance Management (APM) - update to 8.1.4.0.16
mail-client/thunderbird - update to 102.3.0
mail-client/thunderbird-bin - update to 102.3.0
mozilla-firefox - addressed in versions 102.3.0esr, 105.0
firefox-esr (Debian package) - update to 102.3.0esr-1~deb11u1
thunderbird (Debian package) - update to 1:102.3.0-1~deb11u1
thunderbird (Red Hat package) - addressed in versions 102.3.0-3.el7_9, 102.3.0-3.el8_1, 102.3.0-3.el8_2, 102.3.0-3.el8_4, 102.3.0-3.el8_6, 102.3.0-3.el9_0
thunderbird - addressed in versions 102.3.0-3.0.1, 102.3.0-3.0.2
firefox (Red Hat package) - addressed in versions 102.3.0-6.el7_9, 102.3.0-6.el8_1, 102.3.0-6.el8_2, 102.3.0-6.el8_4, 102.3.0-6.el8_6, 102.3.0-6.el9_0
firefox - addressed in versions 102.3.0-6.0.1, 102.3.0-6.0.2
MozillaFirefox-translations-common - addressed in versions 102.3.0-112.133.1, 102.3.0-150000.150.59.2, 102.3.0-150200.152.61.1
MozillaFirefox-devel - addressed in versions 102.3.0-112.133.1, 102.3.0-150000.150.59.2, 102.3.0-150200.152.61.1
MozillaFirefox-debugsource - addressed in versions 102.3.0-112.133.1, 102.3.0-150000.150.59.2, 102.3.0-150200.152.61.1
MozillaFirefox - addressed in versions 102.3.0-112.133.1, 102.3.0-150000.150.59.2, 102.3.0-150200.152.61.1
MozillaFirefox-debuginfo - addressed in versions 102.3.0-112.133.1, 102.3.0-150000.150.59.2, 102.3.0-150200.152.61.1
MozillaFirefox-translations-other - addressed in versions 102.3.0-150000.150.59.2, 102.3.0-150200.152.61.1
MozillaFirefox-branding-upstream - update to 102.3.0-150200.152.61.1
MozillaThunderbird - update to 102.4.0-150200.8.85.1
MozillaThunderbird-translations-other - update to 102.4.0-150200.8.85.1
MozillaThunderbird-translations-common - update to 102.4.0-150200.8.85.1
MozillaThunderbird-debugsource - update to 102.4.0-150200.8.85.1
MozillaThunderbird-debuginfo - update to 102.4.0-150200.8.85.1
thunderbird (Ubuntu package) - addressed in versions 1:102.4.2+build2-0ubuntu0.18.04.1, 1:102.4.2+build2-0ubuntu0.20.04.1, 1:102.4.2+build2-0ubuntu0.22.04.1, 1:102.4.2+build2-0ubuntu0.22.10.1
MozillaFirefox-branding-SLE - update to 102-150200.9.10.1
www-client/firefox - update to 104
firefox (Ubuntu package) - addressed in versions 105.0+build2-0ubuntu0.18.04.1, 105.0+build2-0ubuntu0.20.04.1

External References

Related Security Bulletins