From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752518AbcAFA0P (ORCPT ); Tue, 5 Jan 2016 19:26:15 -0500 Received: from wp260.webpack.hosteurope.de ([80.237.133.29]:53479 "EHLO wp260.webpack.hosteurope.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752094AbcAFA0N (ORCPT ); Tue, 5 Jan 2016 19:26:13 -0500 X-Greylist: delayed 1190 seconds by postgrey-1.27 at vger.kernel.org; Tue, 05 Jan 2016 19:26:12 EST Date: Wed, 6 Jan 2016 01:06:19 +0100 From: Luis Ressel To: Subject: Fw: [PATCH] Restrict read access to private module signing key Message-ID: <20160106010619.31d72beb@gentp.lnet> X-Mailer: Claws Mail 3.13.1 (GTK+ 2.24.28; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-bounce-key: webpack.hosteurope.de;aranea@aixah.de;1452039973;c7d56b9c; Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I forgot to CC this mailing list. Begin forwarded message: Date: Sat, 2 Jan 2016 16:13:50 +0100 From: Luis Ressel To: keyrings@vger.kernel.org Cc: keyrings@linux-nfs.org, David Howells , David Woodhouse Subject: [PATCH] Restrict read access to private module signing key The autogenerated module signing key shouldn't be world-readable. Signed-off-by: Luis Ressel --- certs/Makefile | 2 ++ 1 file changed, 2 insertions(+) diff --git a/certs/Makefile b/certs/Makefile index 28ac694..7f1f082 100644 --- a/certs/Makefile +++ b/certs/Makefile @@ -49,6 +49,8 @@ $(obj)/signing_key.pem: $(obj)/x509.genkey @echo "### needs to be run as root, and uses a hardware random" @echo "### number generator if one is available." @echo "###" + touch $(obj)/signing_key.pem + chmod 0600 $(obj)/signing_key.pem openssl req -new -nodes -utf8 -$(CONFIG_MODULE_SIG_HASH) -days 36500 \ -batch -x509 -config $(obj)/x509.genkey \ -outform PEM -out $(obj)/signing_key.pem \ -- 2.6.4