Use-after-free in Mozilla products - CVE-2023-4049

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Main Vulnerability Database Vulnerabilities #VU78849

Use-after-free in Mozilla products - CVE-2023-4049

Published: August 1, 2023 / Updated: August 28, 2023


Vulnerability identifier: #VU78849
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-2023-4049
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 when releasing platform objects. A remote attacker can trick the victim to open a specially crafted web page, trigger a race condition and execute arbitrary code.

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


Affected software

Mozilla Firefox
Firefox ESR
Firefox for Android
Debian Linux
Gentoo Linux
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Workstation Extension 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Software Development Kit 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE CaaS Platform
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Manager Proxy
SUSE Linux Enterprise Micro
Red Hat Enterprise Linux Desktop
Anolis OS
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux for Power, little endian
SUSE Enterprise Storage
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
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
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
SUSE Linux Enterprise Server 12 SP2 BCL
Slackware Linux
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
SUSE Package Hub 15
Desktop Applications Module
openSUSE Leap
Ubuntu
openEuler
CINEMA 4D
IBM Cloud Pak for Multicloud Management
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
firefox-esr (Debian package)
firefox
firefox-debugsource
firefox-debuginfo
firefox (Red Hat package)
thunderbird (Red Hat package)
thunderbird (Debian package)
thunderbird
thunderbird (Ubuntu package)
mozjs102
mozjs102-debuginfo
mozjs102-debugsource
mozjs102-devel
mozilla-firefox
MozillaFirefox-debuginfo
MozillaFirefox-translations-common
MozillaFirefox
MozillaFirefox-devel
MozillaFirefox-debugsource
MozillaFirefox-translations-other
MozillaThunderbird-translations-common
MozillaThunderbird
MozillaThunderbird-debuginfo
MozillaThunderbird-translations-other
MozillaThunderbird-debugsource
MozillaFirefox-branding-upstream
firefox-x11
firefox-wayland
firefox-langpacks
mail-client/thunderbird-bin
mail-client/thunderbird
firefox (Ubuntu package)
Mozilla Thunderbird

How to mitigate CVE-2023-4049

Install updates from vendor's website.

Mozilla Firefox - update to 116.0
Firefox for Android - update to 116.0
Firefox ESR - addressed in versions 102.14.0, 115.1.0
IBM Cloud Pak for Multicloud Management - update to 2.3.8
Mozilla Thunderbird - addressed in versions 102.14.0, 115.1.0
firefox-esr (Debian package) - addressed in versions 102.14.0esr-1~deb11u1, 102.14.0esr-1~deb12u1
firefox - update to 102.14.0-1
firefox-debugsource - update to 102.14.0-1
firefox-debuginfo - update to 102.14.0-1
firefox (Red Hat package) - addressed in versions 102.14.0-1.el7_9, 102.14.0-1.el8_1, 102.14.0-1.el8_2, 102.14.0-1.el8_4, 102.14.0-1.el8_6, 102.14.0-1.el8_8, 102.14.0-1.el9_0, 102.14.0-1.el9_2
thunderbird (Red Hat package) - addressed in versions 102.14.0-1.el7_9, 102.14.0-1.el8_1, 102.14.0-1.el8_2, 102.14.0-1.el8_4, 102.14.0-1.el8_6, 102.14.0-1.el8_8, 102.14.0-1.el9_0, 102.14.0-1.el9_2
thunderbird (Debian package) - addressed in versions 1:102.14.0-1~deb11u1, 1:102.14.0-1~deb12u1
thunderbird - addressed in versions 102.14.0-1.0.1, 102.14.0-3.0.1
firefox - addressed in versions 102.14.0-1.0.1, 102.14.0-3.0.1, 115.3.0-1
thunderbird (Ubuntu package) - addressed in versions 1:102.15.0+build1-0ubuntu0.20.04.1, 1:102.15.0+build1-0ubuntu0.22.04.1, 1:102.15.0+build1-0ubuntu0.23.04.1
mozjs102 - update to 102.15.1-1
mozjs102-debuginfo - update to 102.15.1-1
mozjs102-debugsource - update to 102.15.1-1
mozjs102-devel - update to 102.15.1-1
mozilla-firefox - update to 115.1.0esr
MozillaFirefox-debuginfo - addressed in versions 115.1.0-112.173.1, 115.1.0-150000.150.97.1, 115.1.0-150200.152.99.1
MozillaFirefox-translations-common - addressed in versions 115.1.0-112.173.1, 115.1.0-150000.150.97.1, 115.1.0-150200.152.99.1
MozillaFirefox - addressed in versions 115.1.0-112.173.1, 115.1.0-150000.150.97.1, 115.1.0-150200.152.99.1
MozillaFirefox-devel - addressed in versions 115.1.0-112.173.1, 115.1.0-150000.150.97.1, 115.1.0-150200.152.99.1
MozillaFirefox-debugsource - addressed in versions 115.1.0-112.173.1, 115.1.0-150000.150.97.1, 115.1.0-150200.152.99.1
MozillaFirefox-translations-other - addressed in versions 115.1.0-150000.150.97.1, 115.1.0-150200.152.99.1
MozillaThunderbird-translations-common - update to 115.1.0-150200.8.127.1
MozillaThunderbird - update to 115.1.0-150200.8.127.1
MozillaThunderbird-debuginfo - update to 115.1.0-150200.8.127.1
MozillaThunderbird-translations-other - update to 115.1.0-150200.8.127.1
MozillaThunderbird-debugsource - update to 115.1.0-150200.8.127.1
MozillaFirefox-branding-upstream - update to 115.1.0-150200.152.99.1
firefox-x11 - update to 115.3.0-1
firefox-wayland - update to 115.3.0-1
firefox-langpacks - update to 115.3.0-1
mail-client/thunderbird-bin - update to 115.7.0
mail-client/thunderbird - update to 115.7.0
firefox (Ubuntu package) - addressed in versions 116.0+build2-0ubuntu0.20.04.2, 116.0.2+build1-0ubuntu0.20.04.1, 116.0.3+build2-0ubuntu0.20.04.1

External References

Related Security Bulletins