The doFilter function in webapp/PushHandlerFilter.java in JBoss RichFaces 4.3.4, 4.3.5, and 5.x allows remote attackers to cause a denial of service (memory consumption and out-of-memory error) via a large number of malformed atmosphere push requests.
https://github.com/advisories/GHSA-xfxv-f945-4qv6
https://issues.jboss.org/browse/RF-13250
https://github.com/pslegr/core-1/commit/8131f15003f5bec73d475d2b724472e4b87d0757
https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-5776
https://bugzilla.redhat.com/show_bug.cgi?id=1067268