[zeromq-dev] zero MQ 2.0 app remote shutdown when probing port with nmap.

Martin Sustrik sustrik at fastmq.com
Mon Sep 14 13:56:22 CEST 2009

Martin Sustrik wrote:
> Alexandre,
> Skrzyniarz Alexandre wrote:
>> Hello.
>> Probing a port used by a zmq application causes application shutdown:
>> ./local_lat lo:5555 1 1
>> nmap -p 5555 -P0 localhost
>> --->
>> Assertion failed: false (zmq_listener_init.cpp:95)
>> Aborted
> This happens when someone connects to your listening application and the 
> connection fails before initial 0MQ handshaking is complete.
> The listener should drop the connection silently rather than abort.
> Thanks for reporting the problem. It will be solved shortly.

Fixed in GIT rev. 2bc9419
The fix will be available in alpha2 release (to be expected later on 
this week).


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