firefox is vulnerable to denial of service. The vulnerability exists due to handling Empty Pkcs7 Sequence.
access.redhat.com/errata/RHSA-2022:0126
access.redhat.com/security/updates/classification/#important
bugzilla.mozilla.org/show_bug.cgi?id=1735028
bugzilla.redhat.com/show_bug.cgi?id=2039572
www.mozilla.org/security/advisories/mfsa2022-01/
www.mozilla.org/security/advisories/mfsa2022-02/
www.mozilla.org/security/advisories/mfsa2022-03/