lkml.org 
[lkml]   [2019]   [Feb]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v3] x86/ima: require signed kernel modules
On Fri, Feb 15, 2019 at 11:50:18AM -0500, Mimi Zohar wrote:
> Have the IMA architecture specific policy require signed kernel modules
> on systems with secure boot mode enabled; and coordinate the different
> signature verification methods, so only one signature is required.
>
> Requiring appended kernel module signatures may be configured, enabled
> on the boot command line, or with this patch enabled in secure boot
> mode. This patch defines set_module_sig_enforced().
>
> To coordinate between appended kernel module signatures and IMA
> signatures, only define an IMA MODULE_CHECK policy rule if
> CONFIG_MODULE_SIG is not enabled. A custom IMA policy may still define
> and require an IMA signature.
>
> Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>

Reviewed-by: Luis Chamberlain <mcgrof@kernel.org>

Luis

\
 
 \ /
  Last update: 2019-02-15 18:02    [W:0.044 / U:0.432 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site