ANaablevy

https://github.com/zeromq/libzmq/blob/master/src/udp_engine.cpp#L474 Yeah, I guess someone should add that check but I don't know how that meshes with the zeromq documentation. I guess zeromq could also try to send the message...

Also related to issue #2009 . I think the cause is just memory corruption due to the unchecked message size. The commenter in issue #2009 also mentioned assert errors, which...

@bluca I can push a PR with the size check and increased buffer size (max is 65,507 bytes when accounting for network overhead) but I don't know if that is...