CVE-2025-3031 Information

Description

An attacker could read 32 bits of values spilled onto the stack in a JIT compiled function. This vulnerability affects Firefox < 137 and Thunderbird < 137.

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1947141 https://www.mozilla.org/security/advisories/mfsa2025-20/ https://www.mozilla.org/security/advisories/mfsa2025-23/