Re: [RFC] [PATCH] [0/6] LSM Stacking

[Stephen Smalley]

On Fri, 2004-11-05 at 02:23, Valdis.Kletnieks@xxxxxx wrote:
> One issue:  I'm seeing this from /usr/sbin/sendmail:
> 
> % /usr/sbin/sendmail
> drop_privileges: setuid(0) succeeded (when it should not)
> 
> I've not tracked down what's causing this indigestion yet (I suspect some
> bad interaction with capabilities - that's what caused that message to be
> added to Sendmail in the first place).

stacker module is granting capability if any security module allows it
under the view that the capable() hook is authoritative.  But that is a
mistake; if you look at the existing stacking support in SELinux for
capabilities, we require both modules to approve the capability.

-- 
Stephen Smalley <sds@xxxxxxxxxxxxxx>
National Security Agency

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