Use-after-free in Mozilla Firefox - CVE-2024-0752
Published: January 23, 2024
Vulnerability identifier: #VU85718
CSH Severity: Medium
CVSS v4: 7.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-0752
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 on macOS if a Firefox update were being applied on a very busy system. A remote attacker can 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
Gentoo Linux
Fedora
www-client/firefox
firefox-flatpak
firefox
Gentoo Linux
Fedora
www-client/firefox
firefox-flatpak
firefox
How to mitigate CVE-2024-0752
Install updates from vendor's website.
Mozilla Firefox - update to 122.0
www-client/firefox - update to 104
firefox-flatpak - update to 122.0-1
firefox - addressed in versions 122.0-1.fc38, 122.0-1.fc39
www-client/firefox - update to 104
firefox-flatpak - update to 122.0-1
firefox - addressed in versions 122.0-1.fc38, 122.0-1.fc39