linux-kernel - Re: [GIT PULL] Load keys from signed PE binaries

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 1 Mar 2013 18:21:57 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	ownssh <ownssh@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [GIT PULL] Load keys from signed PE binaries

On Wed, Feb 27, 2013 at 08:35:45PM +0000, ownssh wrote:
> Matthew Garrett <mjg59 <at> srcf.ucam.org> writes:
> 
> > There's no way to update the UEFI key database without the update being 
> > signed by an already trusted key, so what you're proposing isn't 
> > possible.
> > 
> 
> I confused.
> Isn't custom mode can add user's own key?

Yes, but that involves physically-present end-user interaction. A 
bootloader can't do it even if it's signed by Microsoft.

-- 
Matthew Garrett | mjg59@...f.ucam.org
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/