Re: Updates of SE-PostgreSQL 8.4devel patches (r1268) - Mailing list pgsql-hackers

From Peter Eisentraut
Subject Re: Updates of SE-PostgreSQL 8.4devel patches (r1268)
Date
Msg-id 200812112305.57279.peter_e@gmx.net
Whole thread Raw
In response to Re: Updates of SE-PostgreSQL 8.4devel patches (r1268)  (Gregory Stark <stark@enterprisedb.com>)
List pgsql-hackers
On Thursday 11 December 2008 21:44:39 Gregory Stark wrote:
> > Because we want to use SQL-based row access control and SELinux-based row
> > access control at the same time.  Isn't this exactly one of the
> > objections upthread?  Both must be available at the same time.
>
> Well I don't think anyone would actually want them *at the same time*.
> Combining multiple security models would mean you aren't actually following
> any security model.

That doesn't follow.  Using DAC and MAC together is quite standard.  Even if
your kernel is SELinux-enabled and has a policy, you'd still want to use
normal permission bits.  Same difference here.


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