firefox is vulnerable to Out of bounds Access. An attacker is able to exploit the vulnerability by inserting text in Edit mode.
access.redhat.com/errata/RHSA-2022:0126
access.redhat.com/security/updates/classification/#important
bugzilla.mozilla.org/show_bug.cgi?id=1739923
bugzilla.redhat.com/show_bug.cgi?id=2039563
www.mozilla.org/security/advisories/mfsa2022-01/
www.mozilla.org/security/advisories/mfsa2022-02/
www.mozilla.org/security/advisories/mfsa2022-03/