Description
A flaw was discovered in Undertow in versions before Undertow 2.1.1.Final where certain requests to the "Expect: 100-continue" header may cause an out of memory error. This flaw may potentially lead to a denial of service.
Remediation
References
https://bugzilla.redhat.com/show_bug.cgi?id=1803241
https://security.netapp.com/advisory/ntap-20220210-0014/