Re: [HACKERS] Some notes about the index-functions security vulnerability

2008-03-06 Thread Bruce Momjian
Added to TODO: * Prevent malicious functions from being executed with the permissions of unsuspecting users Index functions are safe, so VACUUM and ANALYZE are safe too. Triggers, CHECK and DEFAULT expressions, and rules are still vulnerable.

Re: [HACKERS] Some notes about the index-functions security vulnerability

2008-01-13 Thread Trevor Talbot
On 1/8/08, Tom Lane [EMAIL PROTECTED] wrote: The other issue that ought to be on the TODO radar is that we've only plugged the hole for the very limited case of maintenance operations that are likely to be executed by superusers. If user A modifies user B's table (via INSERT/UPDATE/DELETE),

Re: [HACKERS] Some notes about the index-functions security vulnerability

2008-01-09 Thread Simon Riggs
On Wed, 2008-01-09 at 00:22 -0500, Tom Lane wrote: pgsql-core wasted quite a lot of time Core's efforts are appreciated by all, so not time wasted. -- Simon Riggs 2ndQuadrant http://www.2ndQuadrant.com ---(end of broadcast)--- TIP 6:

[HACKERS] Some notes about the index-functions security vulnerability

2008-01-08 Thread Tom Lane
Now that the dust has settled, I want to post some notes about CVE-2007-6600, which is to my mind the most important of the five security problems fixed in our recent security updates. There are some unfinished issues here. Itagaki Takahiro originally identified the issue. The crux of it is