firefox is vulnerable to use after free. The vulnerability exists due to a lack of sanitization of the ChannelEventQueue::mOwner
.
access.redhat.com/errata/RHSA-2022:0126
access.redhat.com/security/updates/classification/#important
bugzilla.mozilla.org/show_bug.cgi?id=1742334
bugzilla.redhat.com/show_bug.cgi?id=2039565
www.mozilla.org/security/advisories/mfsa2022-01/
www.mozilla.org/security/advisories/mfsa2022-02/
www.mozilla.org/security/advisories/mfsa2022-03/