In-kernel pfexec implementation. [PSARC/2009/377 FastTrack timeout 07/10/2009]

[Nicolas Williams]

On Fri, Jul 03, 2009 at 02:08:07PM +0100, Darren J Moffat wrote:
> >The pfexecd is started at boot through SMF as "svc:/system/pfexecd".
> 
> I'm assuming here that pfexecd is running as root with all privileges ?
> Or is it able to run with a reduced set (for example pfexecd shouldn't I 
> think need most of the current basic privs or file_write from the new 
> set in PSARC/2009/378).  Though it feels to me like it should be running 
> with all privs because other wise a lower privileged process is acting 
> as an authority to hand out privs it doesn't actually have.

What's wrong with pfexecd dropping privs after registering its door with
the kernel?

Nico
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