linux-kernel - Re: [RFC] Second attempt at kernel secure boot support

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Message-ID: <20121102155247.GH3300@redhat.com>
Date:	Fri, 2 Nov 2012 11:52:47 -0400
From:	Vivek Goyal <vgoyal@...hat.com>
To:	Matthew Garrett <mjg@...hat.com>
Cc:	Jiri Kosina <jkosina@...e.cz>, linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org, linux-efi@...r.kernel.org
Subject: Re: [RFC] Second attempt at kernel secure boot support

On Fri, Nov 02, 2012 at 03:42:48PM +0000, Matthew Garrett wrote:
> On Fri, Nov 02, 2012 at 11:30:48AM -0400, Vivek Goyal wrote:
> 
> > "crash" utility has module which allows reading kernel memory. So leaking
> > this private key will be easier then you are thinking it to be.
> 
> That's not upstream, right?

Yes, checked with Dave, it is not upstream. Well, still it is a concern
for distro kernel.

So if we keep private key in kernel, looks like we shall have to disable
one more feature in secureboot mode.

Thanks
Vivek
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