Use-after-free in Firefox ESR - CVE-2022-38476

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Main Vulnerability Database Vulnerabilities #VU66725

Use-after-free in Firefox ESR - CVE-2022-38476

Published: August 23, 2022


Vulnerability identifier: #VU66725
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-38476
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a data race within the in the PK11_ChangePW function. A remote attacker can trigger a use-after-free error and crash the browser.



Affected software

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

How to mitigate CVE-2022-38476

Install updates from vendor's website.

Firefox ESR - update to 102.2.0
thunderbird (Red Hat package) - addressed in versions 91.13.0-1.el7_9, 91.13.0-1.el8_1, 91.13.0-1.el8_2, 91.13.0-1.el8_4, 91.13.0-1.el8_6, 91.13.0-1.el9_0
firefox (Red Hat package) - addressed in versions 91.13.0-1.el7_9, 91.13.0-1.el8_1, 91.13.0-1.el8_2, 91.13.0-1.el8_4, 91.13.0-1.el8_6, 91.13.0-1.el9_0
Mozilla Thunderbird - update to 102.2.0
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-bin - update to 91.13.0
mail-client/thunderbird - update to 91.13.0
thunderbird - update to 91.13.0-1.0.1
firefox - update to 91.13.0-1.0.1
mozilla-firefox - update to 102.2.0esr
MozillaFirefox - addressed in versions 102.2.0-112.130.1, 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox-debuginfo - addressed in versions 102.2.0-112.130.1, 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox-debugsource - addressed in versions 102.2.0-112.130.1, 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox-devel - addressed in versions 102.2.0-112.130.1, 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox-translations-common - addressed in versions 102.2.0-112.130.1, 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
MozillaFirefox-translations-other - addressed in versions 102.2.0-150000.150.56.1, 102.3.0-150200.152.61.1
thunderbird (Ubuntu package) - addressed in versions 1:102.2.2+build1-0ubuntu0.18.04.1, 1:102.2.2+build1-0ubuntu0.20.04.1, 1:102.2.2+build1-0ubuntu0.22.04.1
MozillaThunderbird-debuginfo - update to 102.2.2-150200.8.82.1
MozillaThunderbird-translations-other - update to 102.2.2-150200.8.82.1
MozillaThunderbird-translations-common - update to 102.2.2-150200.8.82.1
MozillaThunderbird-debugsource - update to 102.2.2-150200.8.82.1
MozillaThunderbird - update to 102.2.2-150200.8.82.1
MozillaFirefox-branding-upstream - update to 102.3.0-150200.152.61.1
MozillaFirefox-branding-SLE - addressed in versions 102-35.9.1, 102-150000.4.22.1, 102-150200.9.10.1
www-client/firefox - update to 104

External References

Related Security Bulletins