Use-after-free in Mozilla products - CVE-2023-5171

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Main Vulnerability Database Vulnerabilities #VU81127

Use-after-free in Mozilla products - CVE-2023-5171

Published: September 26, 2023


Vulnerability identifier: #VU81127
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-2023-5171
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 during Ion compilation. A remote attacker can trick the victim to visit a specially crafted webpage, 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
Oracle Linux
Gentoo Linux
Debian Linux
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE CaaS Platform
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Manager Server
SUSE Linux Enterprise Micro
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, big endian
Anolis OS
SUSE Enterprise Storage
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Slackware Linux
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP1 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
SUSE Package Hub 15
Desktop Applications Module
openSUSE Leap
Ubuntu
openEuler
Fedora
IBM Cloud Pak for Multicloud Management
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
mozilla-firefox
firefox-esr (Debian package)
thunderbird
MozillaFirefox-debuginfo
MozillaFirefox-debugsource
MozillaFirefox-devel
MozillaFirefox
MozillaFirefox-translations-common
MozillaFirefox-translations-other
MozillaFirefox-branding-upstream
thunderbird (Ubuntu package)
thunderbird (Red Hat package)
firefox (Red Hat package)
thunderbird (Debian package)
firefox
MozillaThunderbird-debuginfo
MozillaThunderbird
MozillaThunderbird-debugsource
MozillaThunderbird-translations-common
MozillaThunderbird-translations-other
mail-client/thunderbird
mail-client/thunderbird-bin
firefox (Ubuntu package)
firefox-debuginfo
firefox-debugsource
Mozilla Thunderbird

How to mitigate CVE-2023-5171

Install updates from vendor's website.

Mozilla Firefox - update to 118.0
Firefox for Android - update to 118.0
Firefox ESR - update to 115.3.0
IBM Cloud Pak for Multicloud Management - update to 2.3.8
Mozilla Thunderbird - update to 115.3
mozilla-firefox - update to 115.3.0esr
firefox-esr (Debian package) - addressed in versions 115.3.0esr-1~deb11u1, 115.3.0esr-1~deb12u1
thunderbird - update to 115.3.0-1.fc39
MozillaFirefox-debuginfo - addressed in versions 115.3.0-112.182.1, 115.3.0-150000.150.107.1, 115.3.0-150200.152.108.1
MozillaFirefox-debugsource - addressed in versions 115.3.0-112.182.1, 115.3.0-150000.150.107.1, 115.3.0-150200.152.108.1
MozillaFirefox-devel - addressed in versions 115.3.0-112.182.1, 115.3.0-150000.150.107.1, 115.3.0-150200.152.108.1
MozillaFirefox - addressed in versions 115.3.0-112.182.1, 115.3.0-150000.150.107.1, 115.3.0-150200.152.108.1
MozillaFirefox-translations-common - addressed in versions 115.3.0-112.182.1, 115.3.0-150000.150.107.1, 115.3.0-150200.152.108.1
MozillaFirefox-translations-other - addressed in versions 115.3.0-150000.150.107.1, 115.3.0-150200.152.108.1
MozillaFirefox-branding-upstream - update to 115.3.0-150200.152.108.1
thunderbird (Ubuntu package) - addressed in versions 1:115.3.1+build1-0ubuntu0.20.04.1, 1:115.3.1+build1-0ubuntu0.22.04.2, 1:115.3.1+build1-0ubuntu0.23.04.1
thunderbird (Red Hat package) - addressed in versions 115.3.1-1.el7_9, 115.3.1-1.el8_1, 115.3.1-1.el8_2, 115.3.1-1.el8_4, 115.3.1-1.el8_6, 115.3.1-1.el8_8, 115.3.1-1.el9_0, 115.3.1-1.el9_2
firefox (Red Hat package) - addressed in versions 115.3.1-1.el7_9, 115.3.1-1.el8_1, 115.3.1-1.el8_2, 115.3.1-1.el8_4, 115.3.1-1.el8_6, 115.3.1-1.el8_8, 115.3.1-1.el9_0, 115.3.1-1.el9_2
thunderbird (Debian package) - addressed in versions 1:115.3.1-1~deb11u1, 1:115.3.1-1~deb12u1
firefox - update to 115.3.1-1.0.1
thunderbird - update to 115.3.1-1.0.1
MozillaThunderbird-debuginfo - update to 115.3.1-150200.8.133.1
MozillaThunderbird - update to 115.3.1-150200.8.133.1
MozillaThunderbird-debugsource - update to 115.3.1-150200.8.133.1
MozillaThunderbird-translations-common - update to 115.3.1-150200.8.133.1
MozillaThunderbird-translations-other - update to 115.3.1-150200.8.133.1
mail-client/thunderbird - update to 115.7.0
mail-client/thunderbird-bin - update to 115.7.0
firefox (Ubuntu package) - addressed in versions 118.0.1+build1-0ubuntu0.20.04.1, 118.0.2+build2-0ubuntu0.20.04.1
firefox - addressed in versions 118.0-1.fc37, 118.0-1.fc38, 118.0-1.fc39, 118.0.1-4.fc39
firefox - update to 128.8.0-1
firefox-debuginfo - update to 128.8.0-1
firefox-debugsource - update to 128.8.0-1

External References

Related Security Bulletins