Race condition in Mozilla products - CVE-2025-13012

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Main Vulnerability Database Vulnerabilities #VU118255

Race condition in Mozilla products - CVE-2025-13012

Published: November 11, 2025


Vulnerability identifier: #VU118255
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-2025-13012
CWE-ID: CWE-362
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a race condition in the Graphics component. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code on the system.


Affected software

Mozilla Firefox
Firefox ESR
Firefox for Android
Debian Linux
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 15 SP3
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Workstation Extension 15
Anolis OS
SUSE Enterprise Storage
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - TUS
Desktop Applications Module
SUSE Package Hub 15
openSUSE Leap
openEuler
Ubuntu
Fedora
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
firefox-esr (Debian package)
thunderbird (Debian package)
thunderbird-librnp-rnp
thunderbird-debugsource
thunderbird-debuginfo
thunderbird-wayland
thunderbird
firefox
firefox-debugsource
firefox-debuginfo
firefox (Red Hat package)
thunderbird (Red Hat package)
MozillaFirefox-devel
MozillaFirefox-debuginfo
MozillaFirefox-translations-common
MozillaFirefox-debugsource
MozillaFirefox
MozillaThunderbird-translations-other
MozillaThunderbird-debuginfo
MozillaThunderbird-debugsource
MozillaThunderbird
MozillaThunderbird-translations-common
MozillaFirefox-branding-upstream
MozillaFirefox-translations-other
thunderbird (Ubuntu package)
Mozilla Thunderbird

How to mitigate CVE-2025-13012

Install updates from vendor's website.

Mozilla Firefox - update to 145.0
Firefox for Android - update to 145.0
Firefox ESR - addressed in versions 115.30.0, 140.5.0
Mozilla Thunderbird - addressed in versions 140.5.0, 145.0
firefox-esr (Debian package) - addressed in versions 140.5.0esr-1~deb12u1, 140.5.0esr-1~deb13u1
thunderbird (Debian package) - addressed in versions 1:140.5.0esr-1~deb12u1, 1:140.5.0esr-1~deb13u1
thunderbird-librnp-rnp - update to 140.5.0-1
thunderbird-debugsource - update to 140.5.0-1
thunderbird-debuginfo - update to 140.5.0-1
thunderbird-wayland - update to 140.5.0-1
thunderbird - update to 140.5.0-1
firefox - update to 140.5.0-1
firefox-debugsource - update to 140.5.0-1
firefox-debuginfo - update to 140.5.0-1
firefox - addressed in versions 140.5.0-1, 140.5.0-1.0.1, 140.5.0-1.0.2
firefox (Red Hat package) - addressed in versions 140.5.0-1.el7_9, 140.5.0-1.el8_2, 140.5.0-1.el8_4, 140.5.0-1.el8_6, 140.5.0-1.el8_8, 140.5.0-1.el8_10, 140.5.0-1.el9_2, 140.5.0-2.el10_0, 140.5.0-2.el10_1
thunderbird (Red Hat package) - addressed in versions 140.5.0-1.el8_2, 140.5.0-1.el8_4, 140.5.0-1.el8_6, 140.5.0-1.el8_8, 140.5.0-1.el9_6, 140.5.0-1.el10_0, 140.5.0-2.el8_10, 140.5.0-2.el10_1
MozillaFirefox-devel - addressed in versions 140.5.0-112.289.1, 140.5.0-150200.152.210.1
MozillaFirefox-debuginfo - addressed in versions 140.5.0-112.289.1, 140.5.0-150200.152.210.1
MozillaFirefox-translations-common - addressed in versions 140.5.0-112.289.1, 140.5.0-150200.152.210.1
MozillaFirefox-debugsource - addressed in versions 140.5.0-112.289.1, 140.5.0-150200.152.210.1
MozillaFirefox - addressed in versions 140.5.0-112.289.1, 140.5.0-150200.152.210.1
MozillaThunderbird-translations-other - update to 140.5.0-150200.8.245.1
MozillaThunderbird-debuginfo - update to 140.5.0-150200.8.245.1
MozillaThunderbird-debugsource - update to 140.5.0-150200.8.245.1
MozillaThunderbird - update to 140.5.0-150200.8.245.1
MozillaThunderbird-translations-common - update to 140.5.0-150200.8.245.1
MozillaFirefox-branding-upstream - update to 140.5.0-150200.152.210.1
MozillaFirefox-translations-other - update to 140.5.0-150200.152.210.1
thunderbird (Ubuntu package) - update to 1:140.7.1+build1-0ubuntu0.22.04.1
thunderbird - update to 140.12.0-1.0.1
firefox - addressed in versions 145.0-2.fc41, 145.0-2.fc42, 145.0-2.fc43

External References

Related Security Bulletins