From owner-svn-src-stable-10@FreeBSD.ORG Mon Jun 15 04:20:33 2015 Return-Path: Delivered-To: svn-src-stable-10@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 57A50E29; Mon, 15 Jun 2015 04:20:33 +0000 (UTC) (envelope-from gshapiro@FreeBSD.org) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 45E3CDED; Mon, 15 Jun 2015 04:20:33 +0000 (UTC) (envelope-from gshapiro@FreeBSD.org) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id t5F4KXvN048208; Mon, 15 Jun 2015 04:20:33 GMT (envelope-from gshapiro@FreeBSD.org) Received: (from gshapiro@localhost) by svn.freebsd.org (8.14.9/8.14.9/Submit) id t5F4KXv3048207; Mon, 15 Jun 2015 04:20:33 GMT (envelope-from gshapiro@FreeBSD.org) Message-Id: <201506150420.t5F4KXv3048207@svn.freebsd.org> X-Authentication-Warning: svn.freebsd.org: gshapiro set sender to gshapiro@FreeBSD.org using -f From: Gregory Neil Shapiro Date: Mon, 15 Jun 2015 04:20:33 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r284404 - stable/10 X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable-10@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for only the 10-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 Jun 2015 04:20:33 -0000 Author: gshapiro Date: Mon Jun 15 04:20:32 2015 New Revision: 284404 URL: https://svnweb.freebsd.org/changeset/base/284404 Log: MFC: Add a quick (?) note for users who may be having sendmail interoperability issues due to the recent (FreeBSD-SA-15:10.openssl) OpenSSL change to reject 512 bit DH parameters. Affects 11-CURRENT and 10-STABLE. Modified: stable/10/UPDATING Modified: stable/10/UPDATING ============================================================================== --- stable/10/UPDATING Mon Jun 15 04:18:29 2015 (r284403) +++ stable/10/UPDATING Mon Jun 15 04:20:32 2015 (r284404) @@ -16,6 +16,30 @@ from older versions of FreeBSD, try WITH stable/10, and then rebuild without this option. The bootstrap process from older version of current is a bit fragile. +20150614: + The import of openssl to address the FreeBSD-SA-15:10.openssl + security advisory includes a change which rejects handshakes + with DH parameters below 768 bits. sendmail releases prior + to 8.15.2 (not yet released), defaulted to a 512 bit + DH parameter setting for client connections. To work around + this interoperability, sendmail can be configured to use a + 2048 bit DH parameter by: + + 1. Edit /etc/mail/`hostname`.mc + 2. If a setting for confDH_PARAMETERS does not exist or + exists and is set to a string beginning with '5', + replace it with '2'. + 3. If a setting for confDH_PARAMETERS exists and is set to + a file path, create a new file with: + openssl dhparam -out /path/to/file 2048 + 4. Rebuild the .cf file: + cd /etc/mail/; make; make install + 5. Restart sendmail: + cd /etc/mail/; make restart + + A sendmail patch is coming, at which time this file will be + updated. + 20150601: chmod, chflags, chown and chgrp now affect symlinks in -R mode as defined in symlink(7); previously symlinks were silently ignored.