Re: [BUG] SECURITY DEFINER on call handler makes daemon crash

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Robert Haas <robertmhaas@gmail.com>
Cc: KaiGai Kohei <kaigai@ak.jp.nec.com>, PostgreSQL-Hackers <pgsql-hackers@postgresql.org>
Date: 2010-03-20T00:11:13Z
Lists: pgsql-hackers
Robert Haas <robertmhaas@gmail.com> writes:
> On Fri, Mar 19, 2010 at 8:18 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> KaiGai Kohei <kaigai@ak.jp.nec.com> writes:
>>> When we assign "SECURITY DEFINER" attribute on plpgsql_call_handler(),
>>> it makes server process crashed.
>> 
>> So don't do that. Whatever possessed you to think that's a sensible
>> idea anyway?

> It might not be sensible, but the whole server going down as a result
> doesn't seem very sensible either.

[ shrug... ]  If you would like to start enumerating the ways in which
you can crash the server with erroneous pg_proc entries for C functions,
go for it.  It'll keep you out of trouble for a very long time.

			regards, tom lane