CVE-2021-23960

The Mozilla Foundation Security Advisory describes this flaw as: Performing garbage collection on re-declared JavaScript variables resulted in a user-after-poison, and a potentially exploitable crash...

CVE-2021-23960

Performing garbage collection on re-declared JavaScript variables resulted in a user-after-poison, and a potentially exploitable crash. This vulnerability affects Firefox 85, Thunderbird 78.7, and Firefox ESR 78.7...