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From: David Howells <dhowells@redhat.com>
To: Michal Marek <mmarek@suse.cz>
Cc: dhowells@redhat.com, Rusty Russell <rusty@rustcorp.com.au>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] MODSIGN: Discard previous signature when signing modules
Date: Tue, 26 Mar 2013 23:34:50 +0000	[thread overview]
Message-ID: <960.1364340890@warthog.procyon.org.uk> (raw)
In-Reply-To: <1364338701-24306-1-git-send-email-mmarek@suse.cz>

Michal Marek <mmarek@suse.cz> wrote:

> The format only supports one signature, so discard any previous
> signature before signing the module.

That's not totally true.  The format does not preclude multiple signatures.
You can just add another signature block on the end that signs everything
inside of that, including all previous signatures.  The alteration to the code
to check all of them would be very small, I think.

David

  reply	other threads:[~2013-03-26 23:35 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-26 22:58 [PATCH] MODSIGN: Discard previous signature when signing modules Michal Marek
2013-03-26 23:34 ` David Howells [this message]
2013-03-26 23:48   ` Michal Marek

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