Re: Mediating send_sigurg

From: Chris Wright (chrisw@private)
Date: Fri Aug 27 2004 - 13:12:23 PDT


* Chris Wright (chrisw@private) wrote:
> * Stephen Smalley (sds@private) wrote:
> > On Fri, 2004-08-27 at 15:49, Chris Wright wrote:
> > > send_sigurg() will call check_kill_permission() which checks
> > > security_task_kill(), does this confuse the result at all?
> > 
> > That's done with info == 1 (SEND_SIG_PRIV), so it skips checking at that
> > point, right?  Otherwise, it would end up checking based on current
> > rather than the fown's credentials, which would be wrong.
> 
> That's exactly what I meant by confuse (random process context).  I must
> have misread, as I saw the check (SEND_SIG_PRIV included) calling the
> security_task_kill() hook.

Ah, I guess you mean in the module.



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