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

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]

Message-ID: <20190825095106.GD1644@amd>
Date:   Sun, 25 Aug 2019 11:51:06 +0200
From:   Pavel Machek <pavel@....cz>
To:     Matthew Garrett <matthewgarrett@...gle.com>
Cc:     jmorris@...ei.org, linux-security-module@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-api@...r.kernel.org,
        Josh Boyer <jwboyer@...oraproject.org>,
        David Howells <dhowells@...hat.com>,
        Matthew Garrett <mjg59@...gle.com>,
        Kees Cook <keescook@...omium.org>, rjw@...ysocki.net,
        linux-pm@...r.kernel.org
Subject: Re: [PATCH V40 10/29] hibernate: Disable when the kernel is locked
 down

On Mon 2019-08-19 17:17:46, Matthew Garrett wrote:
> From: Josh Boyer <jwboyer@...oraproject.org>
> 
> 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@...oraproject.org>
> Signed-off-by: David Howells <dhowells@...hat.com>
> Signed-off-by: Matthew Garrett <mjg59@...gle.com>
> Reviewed-by: Kees Cook <keescook@...omium.org>
> Cc: rjw@...ysocki.net
> Cc: pavel@....cz
> cc: linux-pm@...r.kernel.org
> Signed-off-by: James Morris <jmorris@...ei.org>

Acked-by: Pavel Machek <pavel@....cz>

									Pavel

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

Download attachment "signature.asc" of type "application/pgp-signature" (182 bytes)