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:	Wed, 27 Feb 2013 12:59:47 -0500
From:	Theodore Ts'o <tytso@....edu>
To:	Chris Friesen <chris.friesen@...band.com>
Cc:	Peter Jones <pjones@...hat.com>, Dave Airlie <airlied@...il.com>,
	Greg KH <gregkh@...uxfoundation.org>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	David Howells <dhowells@...hat.com>,
	Florian Weimer <fw@...eb.enyo.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Josh Boyer <jwboyer@...hat.com>,
	Vivek Goyal <vgoyal@...hat.com>,
	Kees Cook <keescook@...omium.org>, keyrings@...ux-nfs.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [GIT PULL] Load keys from signed PE binaries

On Wed, Feb 27, 2013 at 11:36:09AM -0600, Chris Friesen wrote:
> ...
> At this point you've got a running infected Win8 install that is
> running on Secure Boot hardware but is actually running malware.
> 
> Admittedly this would be tricky to do reliably in a way that the
> user doesn't notice, so it may not actually be a real-world threat.

That's another thing which is extraordinarily vague.  What counts as
"user doesn't notice"?  If a whole bunch of kernel messages scroll by,
is that enough?  What if a Penguin jpg shows up for a minimum 5
seconds?  15 seconds?  30 seconds?

						- Ted


--
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/