From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757235Ab2IYPzj (ORCPT ); Tue, 25 Sep 2012 11:55:39 -0400 Received: from lxorguk.ukuu.org.uk ([81.2.110.251]:43638 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756272Ab2IYPzh (ORCPT ); Tue, 25 Sep 2012 11:55:37 -0400 Date: Tue, 25 Sep 2012 17:00:20 +0100 From: Alan Cox To: David Howells Cc: rusty@rustcorp.com.au, herbert@gondor.hengli.com.au, pjones@redhat.com, jwboyer@redhat.com, linux-crypto@vger.kernel.org, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, keyrings@linux-nfs.org Subject: Re: Wrong system clock vs X.509 date specifiers Message-ID: <20120925170020.07cf0b26@pyramind.ukuu.org.uk> In-Reply-To: <30071.1348587320@warthog.procyon.org.uk> References: <20120925163037.20ba3f3c@pyramind.ukuu.org.uk> <5555.1348531649@warthog.procyon.org.uk> <21845.1348585794@warthog.procyon.org.uk> <30071.1348587320@warthog.procyon.org.uk> X-Mailer: Claws Mail 3.8.1 (GTK+ 2.24.8; x86_64-redhat-linux-gnu) Face: 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 Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 25 Sep 2012 16:35:20 +0100 David Howells wrote: > Alan Cox wrote: > > > Generate a certificate that is valid from a few minutes before the > > wallclock time. It's a certificate policy question not a kernel hackery > > one. > > That doesn't seem to be possible with openssl req. What would you recommend? LD_PRELOAD ? or fixing it if GNUTLS certtool can't do the needed. We shouldn't botch security checks in kernel code to work around crappy userspace tools. Alan