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  1. AMQ Broker
  2. ENTMQBR-1874

[Artemis 2.x upgrade] artemis: artemis/hornetq: memory exhaustion via UDP and JGroups discovery

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      Steps to reproduce:

      git clone git://git.app.eng.bos.redhat.com/jbossqe/eap-tests-hornetq.git
cd eap-tests-hornetq/scripts/
git checkout eap7.2.x-artemis2.x-ha-jdbc
groovy -DEAP_ZIP_URL=https://mw-messaging-qe-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/view/EAP-tooling/job/early-testing-messaging-prepare/155/artifact/jboss-eap.zip  PrepareServers7.groovy 
export WORKSPACE=$PWD
export JBOSS_HOME_1=$WORKSPACE/server1/jboss-eap
export JBOSS_HOME_2=$WORKSPACE/server2/jboss-eap
export JBOSS_HOME_3=$WORKSPACE/server3/jboss-eap
export JBOSS_HOME_4=$WORKSPACE/server4/jboss-eap

cd ../jboss-hornetq-testsuite/

mvn clean test -Dtest=ClusterTestNettyDiscoveryCorruptedPacketsTestCase#testOOMEWhenSendingMalformedMulticastPacket  -Deap7.org.jboss.qa.hornetq.apps.clients.version=7.1531748885-SNAPSHOT | tee log

      When 3rd party tool send multicast messages to Artemis which is configured with UDP Disovery and JGroups Discovery, Artemis creates a huge byte array at receiving the unexpected multicast message. So, it results in heap memory exhaustion, full GC and OutOfMemoryError in the worst case.

              mtaylor1@redhat.com Martyn Taylor (Inactive)
              rvais Roman Vais (Inactive)
              Roman Vais Roman Vais (Inactive)
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                Created:
                Updated:
                Resolved: