system
Describe <CVE-2017-12174>.
user
What is <CVE-2017-12174>?
assistant
It was found that when Artemis and HornetQ before 2.4.0 are configured with UDP discovery and JGroups discovery a huge byte array is created when receiving an unexpected multicast message. This may result in a heap memory exhaustion, full GC, or OutOfMemoryError..