Re: [PATCH V40 10/29] hibernate: Disable when the kernel is locked down

From: Pavel Machek
Date: Sun Aug 25 2019 - 05:51:11 EST


On Mon 2019-08-19 17:17:46, Matthew Garrett wrote:
> From: Josh Boyer <jwboyer@xxxxxxxxxxxxxxxxx>
>
> There is currently no way to verify the resume image when returning
> from hibernate. This might compromise the signed modules trust model,
> so until we can work with signed hibernate images we disable it when the
> kernel is locked down.
>
> Signed-off-by: Josh Boyer <jwboyer@xxxxxxxxxxxxxxxxx>
> Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
> Signed-off-by: Matthew Garrett <mjg59@xxxxxxxxxx>
> Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>
> Cc: rjw@xxxxxxxxxxxxx
> Cc: pavel@xxxxxx
> cc: linux-pm@xxxxxxxxxxxxxxx
> Signed-off-by: James Morris <jmorris@xxxxxxxxx>

Acked-by: Pavel Machek <pavel@xxxxxx>

Pavel

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

Attachment: signature.asc
Description: Digital signature