My good luck went away after the next update, though it's not clear what
the update had to do with it. Unfortunately, I don't have time to dig
into it now. Hopefully, someone with more expertise in OpenSSH can help.
--
I cannot connect to any server. Conection hangs up at channel 0: open confirm
I had the same issue. I built OpenSSH from source and still had the
problem. I installed the latest updates and the problem is gone. I don't
know which of the updates fixed it - none of them seemed obviously
related to ssh. Here are the versions of OpenSSH the updates that
fixed the issue:
$ ssh