Red Hat Security Advisory 2017-1255-01 - Red Hat JBoss Enterprise Application Platform 6 is a platform for Java applications based on JBoss Application Server 7. This release of Red Hat JBoss Enterprise Application Platform 6.4.15 serves as a replacement for Red Hat JBoss Enterprise Application Platform 6.4.14, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Security Fix: It was discovered that under certain conditions RESTEasy could be forced to parse a request with YamlProvider, resulting in unmarshalling of potentially untrusted data. An attacker could possibly use this flaw execute arbitrary code with the permissions of the application using RESTEasy. Continue reading...