From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756545AbcA3N2H (ORCPT ); Sat, 30 Jan 2016 08:28:07 -0500 Received: from wp260.webpack.hosteurope.de ([80.237.133.29]:52310 "EHLO wp260.webpack.hosteurope.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752885AbcA3N2E (ORCPT ); Sat, 30 Jan 2016 08:28:04 -0500 From: Luis Ressel To: David Howells , David Woodhouse , keyrings@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] Restrict read access to private module signing key Date: Sat, 30 Jan 2016 14:27:44 +0100 Message-Id: <1454160464-12380-1-git-send-email-aranea@aixah.de> X-Mailer: git-send-email 2.7.0 X-bounce-key: webpack.hosteurope.de;aranea@aixah.de;1454160484;18927949; Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 \ -- 2.7.0