lkml.org 
[lkml]   [2014]   [Feb]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Trusted kernel patchset for Secure Boot lockdown
On Thu, 27 Feb 2014, Josh Boyer wrote:

> On Wed, Feb 26, 2014 at 3:11 PM, Matthew Garrett
> <matthew.garrett@nebula.com> wrote:
> > The conclusion we came to at Plumbers was that this patchset was basically
> > fine but that Linus hated the name "securelevel" more than I hate pickled
> > herring, so after thinking about this for a few months I've come up with
> > "Trusted Kernel". This flag indicates that the kernel is, via some
> > external mechanism, trusted and should behave that way. If firmware has
> > some way to verify the kernel, it can pass that information on. If userspace
> > has some way to verify the kernel, it can set the flag itself. However,
> > userspace should not attempt to use the flag as a means to verify that the
> > kernel was trusted - untrusted userspace could have set it on an untrusted
> > kernel, but by the same metric an untrusted kernel could just set it itself.
>
> FWIW, I've been running a kernel using this patchset in place of the
> patchset Fedora typically carries for this purpose for a bit. Things
> appear to be working as expected and the protections remain the same.
>
> It would be really nice to get this set of patches in so some of the
> other patches that depend on them can start being pushed as well.

Ok, which tree should take this? I'm happy to, although most of it is
outside security/ .



--
James Morris
<jmorris@namei.org>


\
 
 \ /
  Last update: 2014-02-28 04:41    [W:0.216 / U:0.184 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site