Red Hat JBoss Enterprise Application Platform is a platform for Java applications based on the JBoss Application Server.
This release of Red Hat JBoss Enterprise Application Platform 6.4.19 serves as a replacement for Red Hat JBoss Enterprise Application Platform 6.4.18, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References.
It was found that when Artemis and HornetQ are configured with UDP discovery and JGroups discovery a huge byte array is created when receiving an unexpected multicast message. This may result in a heap memory exhaustion, full GC, or OutOfMemoryError. (CVE-2017-12174)
A vulnerability was discovered in Tomcat where if a servlet context was configured with readonly=false and HTTP PUT requests were allowed, an attacker could upload a JSP file to that context and achieve code execution. (CVE-2017-12617)
A vulnerability was found in the way RemoteMessageChannel, introduced in jboss-remoting versions 3.3.10.Final-redhat-1, reads from an empty buffer. An attacker could use this flaw to cause denial of service via high CPU caused by an infinite loop. (CVE-2018-1041)
The CVE-2017-12174 issue was discovered by Masafumi Miura (Red Hat).