Use-after-free in Mozilla Firefox and Firefox ESR - CVE-2022-22740

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Main Vulnerability Database Vulnerabilities #VU59370

Use-after-free in Mozilla Firefox and Firefox ESR - CVE-2022-22740

Published: January 11, 2022


Vulnerability identifier: #VU59370
CSH Severity: High
CVSS v4: 8.6 [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]
CVE-ID: CVE-2022-22740
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 in ChannelEventQueue::mOwner when releasing a network request handle. A remote attacker can trick the victim to open a specially crafted web page, 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
Gentoo Linux
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Enterprise Storage
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Workstation
CentOS
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux for IBM z Systems
Anolis OS
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
SUSE OpenStack Cloud Crowbar
SUSE OpenStack Cloud
HPE Helion Openstack
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
SUSE Linux Enterprise Debuginfo
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Software Development Kit
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Module for Desktop Applications
Ubuntu
openEuler
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
firefox-esr (Debian package)
thunderbird (Debian package)
thunderbird (Red Hat package)
firefox (Red Hat package)
mozjs78
mozjs78-debuginfo
mozjs78-help
mozjs78-debugsource
mozjs78-devel
thunderbird (Ubuntu package)
firefox
thunderbird
MozillaFirefox-translations-other
MozillaFirefox-translations-common
MozillaFirefox
MozillaFirefox-debuginfo
MozillaFirefox-debugsource
MozillaFirefox-devel
mail-client/thunderbird-bin
mail-client/thunderbird
firefox (Ubuntu package)
Mozilla Thunderbird
IBM Cloud Pak for Multicloud Management Monitoring

How to mitigate CVE-2022-22740

Install updates from vendor's website.

Mozilla Firefox - update to 96.0
Firefox ESR - update to 91.5.0
firefox-esr (Debian package) - addressed in versions 91.5.0esr-1~deb10u1, 91.5.0esr-1~deb11u1
thunderbird (Debian package) - addressed in versions 1:91.5.0-2~deb10u1, 1:91.5.0-2~deb11u1
Mozilla Thunderbird - update to 91.5.0
thunderbird (Red Hat package) - addressed in versions 91.5.0-1.el7_9, 91.5.0-1.el8_1, 91.5.0-1.el8_2, 91.5.0-1.el8_4, 91.5.0-1.el8_5
firefox (Red Hat package) - addressed in versions 91.5.0-1.el7_9, 91.5.0-1.el8_1, 91.5.0-1.el8_2, 91.5.0-1.el8_4, 91.5.0-1.el8_5
IBM Cloud Pak for Multicloud Management Monitoring - update to 2.3 Fix Pack 6
mozjs78 - update to 78.4.0-8
mozjs78-debuginfo - update to 78.4.0-8
mozjs78-help - update to 78.4.0-8
mozjs78-debugsource - update to 78.4.0-8
mozjs78-devel - update to 78.4.0-8
thunderbird (Ubuntu package) - addressed in versions 1:91.5.0+build1-0ubuntu0.18.04.1, 1:91.5.0+build1-0ubuntu0.20.04.1, 1:91.5.0+build1-0ubuntu0.21.10.1
firefox - addressed in versions 91.5.0-1.0.1, 91.6.0-1.0.1
thunderbird - addressed in versions 91.5.0-1.0.1, 91.6.0-1.0.1
MozillaFirefox-translations-other - addressed in versions 91.5.0-78.159.1, 91.5.0-150.15.1, 91.5.0-152.12.1
MozillaFirefox-translations-common - addressed in versions 91.5.0-78.159.1, 91.5.0-112.86.1, 91.5.0-150.15.1, 91.5.0-152.12.1
MozillaFirefox - addressed in versions 91.5.0-78.159.1, 91.5.0-112.86.1, 91.5.0-150.15.1, 91.5.0-152.12.1
MozillaFirefox-debuginfo - addressed in versions 91.5.0-78.159.1, 91.5.0-112.86.1, 91.5.0-150.15.1, 91.5.0-152.12.1
MozillaFirefox-debugsource - addressed in versions 91.5.0-112.86.1, 91.5.0-150.15.1, 91.5.0-152.12.1
MozillaFirefox-devel - addressed in versions 91.5.0-112.86.1, 91.5.0-150.15.1, 91.5.0-152.12.1
mail-client/thunderbird-bin - update to 91.12.0
mail-client/thunderbird - update to 91.12.0
firefox (Ubuntu package) - addressed in versions 96.0+build2-0ubuntu0.18.04.1, 96.0+build2-0ubuntu0.20.04.1, 96.0+build2-0ubuntu0.21.04.1, 96.0+build2-0ubuntu0.21.10.1

External References

Related Security Bulletins