From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: [PATCH V40 10/29] hibernate: Disable when the kernel is locked down Date: Sun, 25 Aug 2019 11:51:06 +0200 Message-ID: <20190825095106.GD1644@amd> References: <20190820001805.241928-1-matthewgarrett@google.com> <20190820001805.241928-11-matthewgarrett@google.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="u65IjBhB3TIa72Vp" Return-path: Content-Disposition: inline In-Reply-To: <20190820001805.241928-11-matthewgarrett@google.com> Sender: linux-kernel-owner@vger.kernel.org To: Matthew Garrett Cc: jmorris@namei.org, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, Josh Boyer , David Howells , Matthew Garrett , Kees Cook , rjw@rjwysocki.net, linux-pm@vger.kernel.org List-Id: linux-api@vger.kernel.org --u65IjBhB3TIa72Vp Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon 2019-08-19 17:17:46, Matthew Garrett wrote: > From: Josh Boyer >=20 > 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. >=20 > Signed-off-by: Josh Boyer > Signed-off-by: David Howells > Signed-off-by: Matthew Garrett > Reviewed-by: Kees Cook > Cc: rjw@rjwysocki.net > Cc: pavel@ucw.cz > cc: linux-pm@vger.kernel.org > Signed-off-by: James Morris Acked-by: Pavel Machek Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --u65IjBhB3TIa72Vp Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAl1iWgoACgkQMOfwapXb+vJjIgCfUZfnFSM3yMH7xIKKwWsgpi8u qu4An2fFN+zbwRtWr/eFuPbuIfXNlZOF =jHC1 -----END PGP SIGNATURE----- --u65IjBhB3TIa72Vp--