CVE-2024-3857

The JIT created incorrect code for arguments in certain cases. This led to potential use-after-free crashes during garbage collection. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

Score

CVSS 3.1 7.8 High

Status

Analyzed - security@mozilla.org

Published

2024-04-16

Last modified

2024-08-01

Weaknesses

CWE-416

Affected products

• Debian Linux (Debian)
• Firefox (Mozilla)
• Firefox Esr (Mozilla)
• Thunderbird (Mozilla)

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1886683
• https://lists.debian.org/debian-lts-announce/2024/04/msg00012.html
• https://lists.debian.org/debian-lts-announce/2024/04/msg00013.html
• https://www.mozilla.org/security/advisories/mfsa2024-18/
• https://www.mozilla.org/security/advisories/mfsa2024-19/
• https://www.mozilla.org/security/advisories/mfsa2024-20/