Configure JreMemoryLeakPreventionListener

Use JreMemoryLeakPreventionListener configuration as suggested in issue instead.

<Listener className="org.apache.catalina.core.JreMemoryLeakPreventionListener" appContextProtection="true" />

ImageIO leak prevention for Tomcat based servlet containers

Download jar or build it with mvn package

To use it add produced jar file into tomcat/lib directory and specify class to initialize in conf/server.xml

<Listener className="org.apache.catalina.core.JreMemoryLeakPreventionListener" classesToInitialize="osl.tib.eu.ImageIO.LeakPrevention" />

In web application use servlet listener