Use of Uninitialized Variable in Mozilla Firefox and Firefox ESR - CVE-2022-31741

Vulnerability identifier: #VU63877

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-2022-31741

CWE-ID: CWE-457

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted webpage, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mozilla Firefox
Firefox ESR
Pale Moon
Gentoo Linux
SUSE CaaS Platform
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Manager Server
SUSE Linux Enterprise Micro
SUSE Enterprise Storage
Anolis OS
Red Hat Enterprise Linux Server
CentOS
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, big endian
SUSE Linux Enterprise Storage
SUSE OpenStack Cloud
Red Hat Enterprise Linux for ARM 64
SUSE OpenStack Cloud Crowbar
HPE Helion Openstack
Red Hat Enterprise Linux for x86_64
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 Server - TUS
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux Server (for IBM Power LE) - 4 Year Extended Update Support
Oracle Linux
Oracle Solaris
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 Desktop
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Workstation Extension
SUSE Linux Enterprise Module for Server Applications
SUSE Linux Enterprise Module for Basesystem
openSUSE Leap
Ubuntu
Red Hat Enterprise Linux Server for x86_64 - Update Services for SAP Solutions
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
SUSE Linux Enterprise Module for Packagehub Subpackages
firefox-esr (Debian package)
thunderbird (Debian package)
thunderbird (Red Hat package)
firefox (Red Hat package)
mozilla-nss-certs-32bit
libfreebl3-hmac
libfreebl3-hmac-32bit
libsoftokn3
libsoftokn3-32bit
libsoftokn3-debuginfo
libsoftokn3-debuginfo-32bit
libsoftokn3-hmac
libsoftokn3-hmac-32bit
mozilla-nss
mozilla-nss-32bit
mozilla-nss-certs
libfreebl3-debuginfo
mozilla-nss-certs-debuginfo
mozilla-nss-certs-debuginfo-32bit
mozilla-nss-debuginfo
mozilla-nss-debuginfo-32bit
mozilla-nss-debugsource
mozilla-nss-devel
mozilla-nss-sysinit
mozilla-nss-sysinit-32bit
libfreebl3-32bit
libfreebl3
mozilla-nss-sysinit-debuginfo
mozilla-nss-sysinit-debuginfo-32bit
mozilla-nss-tools
mozilla-nss-tools-debuginfo
libfreebl3-debuginfo-32bit
mozilla-nss-sysinit-32bit-debuginfo
mozilla-nss-certs-32bit-debuginfo
mozilla-nss-32bit-debuginfo
libsoftokn3-32bit-debuginfo
libfreebl3-32bit-debuginfo
mozilla-nspr-32bit-debuginfo
mozilla-nspr-32bit
mozilla-nspr-devel
mozilla-nspr-debugsource
mozilla-nspr-debuginfo
mozilla-nspr
thunderbird
firefox
MozillaFirefox-devel
MozillaFirefox-debugsource
MozillaFirefox-debuginfo
MozillaFirefox
MozillaFirefox-translations-common
MozillaFirefox-translations-other
MozillaThunderbird
MozillaThunderbird-debuginfo
MozillaThunderbird-debugsource
MozillaThunderbird-translations-common
MozillaThunderbird-translations-other
MozillaFirefox-branding-upstream
thunderbird (Ubuntu package)
mail-client/thunderbird
mail-client/thunderbird-bin
firefox (Ubuntu package)
Mozilla Thunderbird
IBM Cloud Pak for Multicloud Management Monitoring
IBM Cloud Application Performance Management (APM)
PowerStore T
PowerStore X
Dell Data Protection Central
Dell EMC VxRail Appliance

Install updates from vendor's website.

Mozilla Firefox - update to 101.0
Firefox ESR - update to 91.10.0
Pale Moon - update to 31.1.0
firefox-esr (Debian package) - addressed in versions 91.10.0esr-1~deb10u1, 91.10.0esr-1~deb11u1
thunderbird (Debian package) - addressed in versions 1:91.10.0-1~deb10u1, 1:91.10.0-1~deb11u1
Mozilla Thunderbird - update to 91.10.0
thunderbird (Red Hat package) - addressed in versions 91.10.0-1.el7_9, 91.10.0-1.el8_1, 91.10.0-1.el8_2, 91.10.0-1.el8_4, 91.10.0-1.el8_6, 91.10.0-1.el9_0
firefox (Red Hat package) - addressed in versions 91.10.0-1.el7_9, 91.10.0-1.el8_1, 91.10.0-1.el8_2, 91.10.0-1.el8_4, 91.10.0-1.el8_6, 91.10.0-1.el9_0
IBM Cloud Pak for Multicloud Management Monitoring - update to 2.3 Fix Pack 6
PowerStore T - update to 3.2.1.0-1989710
PowerStore X - update to 3.2.1.0-1989710
mozilla-nss-certs-32bit - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libfreebl3-hmac - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libfreebl3-hmac-32bit - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libsoftokn3 - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libsoftokn3-32bit - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libsoftokn3-debuginfo - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libsoftokn3-debuginfo-32bit - update to 3.68.4-58.72.1
libsoftokn3-hmac - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libsoftokn3-hmac-32bit - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-32bit - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-certs - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libfreebl3-debuginfo - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-certs-debuginfo - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-certs-debuginfo-32bit - update to 3.68.4-58.72.1
mozilla-nss-debuginfo - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-debuginfo-32bit - update to 3.68.4-58.72.1
mozilla-nss-debugsource - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-devel - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-sysinit - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-sysinit-32bit - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libfreebl3-32bit - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libfreebl3 - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-sysinit-debuginfo - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-sysinit-debuginfo-32bit - update to 3.68.4-58.72.1
mozilla-nss-tools - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-tools-debuginfo - addressed in versions 3.68.4-58.72.1, 3.79-150000.3.74.1, 3.79-150400.3.7.1
libfreebl3-debuginfo-32bit - update to 3.68.4-58.72.1
mozilla-nss-sysinit-32bit-debuginfo - addressed in versions 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-certs-32bit-debuginfo - addressed in versions 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nss-32bit-debuginfo - addressed in versions 3.79-150000.3.74.1, 3.79-150400.3.7.1
libsoftokn3-32bit-debuginfo - addressed in versions 3.79-150000.3.74.1, 3.79-150400.3.7.1
libfreebl3-32bit-debuginfo - addressed in versions 3.79-150000.3.74.1, 3.79-150400.3.7.1
mozilla-nspr-32bit-debuginfo - update to 4.34-150000.3.23.1
mozilla-nspr-32bit - update to 4.34-150000.3.23.1
mozilla-nspr-devel - update to 4.34-150000.3.23.1
mozilla-nspr-debugsource - update to 4.34-150000.3.23.1
mozilla-nspr-debuginfo - update to 4.34-150000.3.23.1
mozilla-nspr - update to 4.34-150000.3.23.1
Dell EMC VxRail Appliance - update to 8.0.000
IBM Cloud Application Performance Management (APM) - update to 8.1.4.0.16
Dell Data Protection Central - update to 19.7.0-9
thunderbird - update to 91.10.0-1.0.1
firefox - update to 91.10.0-1.0.1
MozillaFirefox-devel - addressed in versions 91.10.0-112.114.1, 91.10.0-150000.150.44.1, 91.10.0-150200.152.43.1
MozillaFirefox-debugsource - addressed in versions 91.10.0-112.114.1, 91.10.0-150000.150.44.1, 91.10.0-150200.152.43.1
MozillaFirefox-debuginfo - addressed in versions 91.10.0-112.114.1, 91.10.0-150000.150.44.1, 91.10.0-150200.152.43.1
MozillaFirefox - addressed in versions 91.10.0-112.114.1, 91.10.0-150000.150.44.1, 91.10.0-150200.152.43.1
MozillaFirefox-translations-common - addressed in versions 91.10.0-112.114.1, 91.10.0-150000.150.44.1, 91.10.0-150200.152.43.1
MozillaFirefox-translations-other - addressed in versions 91.10.0-150000.150.44.1, 91.10.0-150200.152.43.1
MozillaThunderbird - update to 91.10.0-150200.8.73.1
MozillaThunderbird-debuginfo - update to 91.10.0-150200.8.73.1
MozillaThunderbird-debugsource - update to 91.10.0-150200.8.73.1
MozillaThunderbird-translations-common - update to 91.10.0-150200.8.73.1
MozillaThunderbird-translations-other - update to 91.10.0-150200.8.73.1
MozillaFirefox-branding-upstream - update to 91.10.0-150200.152.43.1
thunderbird (Ubuntu package) - addressed in versions 1:91.11.0+build2-0ubuntu0.18.04.1, 1:91.11.0+build2-0ubuntu0.20.04.1, 1:91.11.0+build2-0ubuntu0.21.10.1, 1:91.11.0+build2-0ubuntu0.22.04.1
mail-client/thunderbird - update to 91.12.0
mail-client/thunderbird-bin - update to 91.12.0
firefox (Ubuntu package) - addressed in versions 101.0.1+build1-0ubuntu0.18.04.1, 101.0.1+build1-0ubuntu0.20.04.1, 101.0.1+build1-0ubuntu0.21.10.1

• https://www.mozilla.org/en-US/security/advisories/mfsa2022-20/
• https://www.mozilla.org/en-US/security/advisories/mfsa2022-21/

• Multiple vulnerabilities in Mozilla Firefox
• Multiple vulnerabilities in Mozilla Thunderbird
• Slackware Linux update for mozilla-firefox
• Slackware Linux update for mozilla-thunderbird
• Red Hat Enterprise Linux 7 update for firefox
• Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions update for firefox
• Red Hat Enterprise Linux 8.6 update for firefox
• Red Hat Enterprise Linux 9 update for firefox
• Red Hat Enterprise Linux 8.4 Extended Update Support update for firefox
• Red Hat Enterprise Linux 8.2 Extended Update Support update for firefox
• Red Hat Enterprise Linux 7 update for thunderbird
• Red Hat Enterprise Linux 8.4 Extended Update Support update for thunderbird
• Red Hat Enterprise Linux 9 update for thunderbird
• Red Hat Enterprise Linux 8.2 Extended Update Support update for thunderbird
• Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions update for thunderbird
• Red Hat Enterprise Linux 8.6 update for thunderbird
• Debian update for firefox-esr
• Debian update for thunderbird
• Ubuntu update for firefox
• SUSE update for mozilla-nss
• SUSE update for MozillaFirefox
• SUSE update for MozillaFirefox
• SUSE update for MozillaFirefox
• SUSE update for MozillaThunderbird
• Ubuntu update for thunderbird
• Multiple vulnerabilities in Oracle Solaris
• Multiple vulnerabilities in Oracle Linux
• SUSE update for mozilla-nss
• SUSE update for mozilla-nss
• CentOS 7 update for thunderbird
• CentOS 7 update for firefox
• Gentoo update for Mozilla Firefox
• Gentoo update for Mozilla Thunderbird
• Multiple vulnerabilities in Dell Data Protection Central
• Multiple vulnerabilities in Pale Moon
• Multiple vulnerabilities in IBM Application Performance Management
• Multiple vulnerabilities in Dell VxRail Appliance components
• Multiple vulnerabilities in IBM Cloud Pak for Multicloud Management Monitoring
• Multiple vulnerabilities in Dell PowerStore Family
• Anolis OS update for firefox
• Anolis OS update for thunderbird
• Anolis OS update for firefox
• Anolis OS update for thunderbird