firefox: Compartment mismatch when parsing JavaScript JSON module

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free...

PT-2025-3806

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 134 Firefox ESR versions prior to 128.6 Thunderbird versions prior to 134 Thunderbird versions prior to 128.6 Description Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment...