Re: [BUG/PATCH] backend crashes during authentication if data/global/pg_pwd is empty

Michael Wildpaner <mike@rainbow.studorg.tuwien.ac.at> writes:
> +    /* fail if there is nothing to search in */
> +    if ((user_sorted == NULL) || (user_length == 0))
> +        return NULL;

Hm, Solaris' bsearch() fails on empty input?  How bizarre.
Easily worked around though --- thanks for the report!

I suspect we'd better put a defense in get_group_line as well.
It looks like there are no other places at risk in the backend.
        regards, tom lane