Input validation error in Mozilla Firefox - CVE-2024-2606

Vulnerability identifier: #VU87630

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-2024-2606

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

The vulnerability exists due to incorrect processing of WASM register values, which leads to arbitrary integers turning into pointer values. A remote attacker can execute arbitrary code on the system.

Mozilla Firefox
Ubuntu
openEuler
Fedora
firefox (Ubuntu package)
firefox-flatpak
firefox
firefox-debuginfo
firefox-debugsource

Install updates from vendor's website.

Mozilla Firefox - update to 124.0
firefox (Ubuntu package) - update to 124.0+build1-0ubuntu0.20.04.1
firefox-flatpak - update to 124.0-1
firefox - addressed in versions 124.0-1.fc38, 124.0-1.fc39, 124.0-1.fc40
firefox - update to 128.8.0-1
firefox-debuginfo - update to 128.8.0-1
firefox-debugsource - update to 128.8.0-1

• https://www.mozilla.org/en-US/security/advisories/mfsa2024-12/

• Multiple vulnerabilities in Mozilla Firefox
• Fedora 38 update for firefox
• Fedora 40 update for firefox
• Fedora 39 update for firefox
• Fedora 39 Flatpaks update for firefox-flatpak
• Ubuntu update for firefox
• openEuler 22.03 LTS SP4 update for firefox
• openEuler 22.03 LTS SP3 update for firefox