linux-kernel - Re: [PATCH] Smack: fix domain transfer issues

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Date:	Thu, 29 Sep 2011 09:20:36 -0400
From:	Stephen Smalley <sds@...ho.nsa.gov>
To:	Jarkko Sakkinen <jarkko.sakkinen@...el.com>
Cc:	Casey Schaufler <casey@...aufler-ca.com>,
	linux-kernel@...r.kernel.org, linux-security-module@...r.kernel.org
Subject: Re: [PATCH] Smack: fix domain transfer issues

On Thu, 2011-09-29 at 11:26 +0300, Jarkko Sakkinen wrote:
> MNT_NOSUID should be checked.

Doubtful, as Smack and capabilities are completely orthogonal, right?
Even for SELinux, the nosuid check is a bit of a nuisance.

>  Also, I'll plan to
> implement permission check for ptrace but in the
> scope of this patch.

Still no transition or entrypoint checks, open file revalidation, parent
death signal clearing, ...?

-- 
Stephen Smalley
National Security Agency

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