linux-kernel - Re: [RFC,PATCH 1/2] seccomp_filters: system call filtering using BPF

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Date:	Fri, 13 Jan 2012 12:31:53 +1100 (EST)
From:	James Morris <jmorris@...ei.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
cc:	Will Drewry <wad@...omium.org>, linux-kernel@...r.kernel.org,
	keescook@...omium.org, john.johansen@...onical.com,
	serge.hallyn@...onical.com, coreyb@...ux.vnet.ibm.com,
	pmoore@...hat.com, eparis@...hat.com, djm@...drot.org,
	torvalds@...ux-foundation.org, segoon@...nwall.com,
	rostedt@...dmis.org, scarybeasts@...il.com, avi@...hat.com,
	penberg@...helsinki.fi, viro@...iv.linux.org.uk, luto@....edu,
	mingo@...e.hu, akpm@...ux-foundation.org, khilman@...com,
	borislav.petkov@....com, amwang@...hat.com, oleg@...hat.com,
	ak@...ux.intel.com, eric.dumazet@...il.com, gregkh@...e.de,
	dhowells@...hat.com, daniel.lezcano@...e.fr,
	linux-fsdevel@...r.kernel.org,
	linux-security-module@...r.kernel.org, olofj@...omium.org,
	mhalcrow@...gle.com, dlaor@...hat.com
Subject: Re: [RFC,PATCH 1/2] seccomp_filters: system call filtering using
 BPF

On Thu, 12 Jan 2012, Alan Cox wrote:

> In general I like this approach. It's simple, it's compact and it offers
> interesting possibilities for solving some interesting problem spaces,
> without the full weight of SELinux, SMACK etc which are still needed for
> heavyweight security.

Yes, I can see potential to vastly simplify MAC policy in some cases.


- James
-- 
James Morris
<jmorris@...ei.org>
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