Provide references for CVE-2021-23965.
Where can I find more information about CVE-2021-23965?
References are available at: https://www.mozilla.org/security/advisories/mfsa2021-03/, https://bugzilla.mozilla.org/buglist.cgi?bug_id=1670378%2C1673555%2C1676812%2C1678582%2C1684497.