lkml.org 
[lkml]   [2019]   [Mar]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH 03/27] Enforce module signatures if the kernel is locked down
On Fri, Mar 8, 2019 at 3:00 PM James Morris <jmorris@namei.org> wrote:
>
> On Wed, 6 Mar 2019, Matthew Garrett wrote:
>
> > From: David Howells <dhowells@redhat.com>
> >
> > If the kernel is locked down, require that all modules have valid
> > signatures that we can verify.
>
> Perhaps note that this won't cover the case where folk are using DM-Verity
> with a signed root hash for verifying kernel modules.

Mm. I can't see a terribly good way of doing this generically -
loadpin gives no indication to the module loading code that it comes
from a trusted source. Would making the lockdown/module signature
enforcement a separate config option be reasonable?

\
 
 \ /
  Last update: 2019-03-09 00:31    [W:0.072 / U:4.040 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site