[jboss-jira] [JBoss JIRA] (WFWIP-94) [Artemis 2.x upgrade] artemis: artemis/hornetq: memory exhaustion via UDP and JGroups discovery

[Roman Vais (JIRA)]

     [ https://issues.jboss.org/browse/WFWIP-94?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Roman Vais closed WFWIP-94.
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    Resolution: Duplicate Issue


I wanted to duplicate this for ENTMQBR project ...

> [Artemis 2.x upgrade] artemis: artemis/hornetq: memory exhaustion via UDP and JGroups discovery
> -----------------------------------------------------------------------------------------------
>
>                 Key: WFWIP-94
>                 URL: https://issues.jboss.org/browse/WFWIP-94
>             Project: WildFly WIP
>          Issue Type: Bug
>          Components: Artemis
>            Reporter: Roman Vais
>            Assignee: Martyn Taylor
>            Priority: Blocker
>
> 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.



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