Red Hat Security Advisory 2017-3354-01 - Red Hat JBoss BRMS is a business rules management system for the management, storage, creation, modification, and deployment of JBoss Rules. This release of Red Hat JBoss BRMS 6.4.7 serves as a replacement for Red Hat JBoss BRMS 6.4.6, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Security Fix: A denial of service vulnerability was discovered in ZooKeeper which allows an attacker to dramatically increase CPU utilization by abusing "wchp/wchc" commands, leading to the server being unable to serve legitimate requests.
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