JBoss - Java heap retention in controlFlags array

Environment

• JBoss Enterprise Application Platform (EAP) 5
  • 5.0.0
  • 5.0.1

Issue

• After numerous JAAS operations an OutOfMemoryError occurs as a "controlFlags" array is never properly cleared and grows to a very large size.

Resolution

• This issue has been resolved by Content from jira.jboss.org is not included.JBPAPP-3812 and this This content is not included.one-off fix has been provided for EAP 5.0.0 and 5.0.1
• This should not be experienced on EAP 5.1.0 or later, which utilizes JBoss Security 2.0.4.SP4 or later

Root Cause

• Content from jira.jboss.org is not included.SECURITY-442
• Content from issues.jboss.org is not included.JBAS-7468

Diagnostic Steps

• Troubleshoot with a heap dump as described in Java application "java.lang.OutOfMemoryError: Java heap space" to identify the source of retention.
• Check for abnormal growth in an array called "controlFlags".

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