linux-kernel - Re: [PATCH 2/4] security: introduce kernel_module_from

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Message-ID: <alpine.LRH.2.02.1210052018330.18216@tundra.namei.org>
Date:	Fri, 5 Oct 2012 20:19:03 +1000 (EST)
From:	James Morris <jmorris@...ei.org>
To:	Kees Cook <keescook@...omium.org>
cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Mimi Zohar <zohar@...ux.vnet.ibm.com>,
	Serge Hallyn <serge.hallyn@...onical.com>,
	Arnd Bergmann <arnd@...db.de>,
	James Morris <james.l.morris@...cle.com>,
	linux-security-module@...r.kernel.org
Subject: Re: [PATCH 2/4] security: introduce kernel_module_from_file hook

On Thu, 4 Oct 2012, Kees Cook wrote:

> Now that kernel module origins can be reasoned about, provide a hook to
> the LSMs to make policy decisions about the module file. This will let
> Chrome OS enforce that loadable kernel modules can only come from its
> read-only hash-verified root filesystem. Other LSMs can, for example,
> read extended attributes for signatures, etc.
> 
> Signed-off-by: Kees Cook <keescook@...omium.org>
> Acked-by: Serge E. Hallyn <serge.hallyn@...onical.com>
> Acked-by: Eric Paris <eparis@...hat.com>
> Acked-by: Mimi Zohar <zohar@...ibm.com>

Acked-by: James Morris <james.l.morris@...cle.com>


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