php/pecl-networking-ssh2 — pull request #6 by weckx (2014-09-16 00:42:55+00:00)
Title: Fix segfault when trying to authenticate in servers that do not support ...

...authentication (none)
I reported this issue in #68023, this patch simply adds some verifications to check if the return value of libssh2_userauth_list is null to prevent segfaults.