From owner-freebsd-stable@FreeBSD.ORG Wed Apr 16 22:00:35 2003 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E0D3937B401 for ; Wed, 16 Apr 2003 22:00:35 -0700 (PDT) Received: from bsdi.dv.isc.org (c17249.carlnfd1.nsw.optusnet.com.au [210.49.138.109]) by mx1.FreeBSD.org (Postfix) with ESMTP id DD23E43F93 for ; Wed, 16 Apr 2003 22:00:34 -0700 (PDT) (envelope-from marka@isc.org) Received: from drugs.dv.isc.org (drugs.dv.isc.org [192.168.191.236]) by bsdi.dv.isc.org (8.12.9/8.12.9) with ESMTP id h3H50Xab032486 for ; Thu, 17 Apr 2003 15:00:33 +1000 (EST) (envelope-from marka@isc.org) Received: from drugs.dv.isc.org (localhost [127.0.0.1]) by drugs.dv.isc.org (8.12.9/8.12.9) with ESMTP id h3H50WKN034090 for ; Thu, 17 Apr 2003 15:00:32 +1000 (EST) (envelope-from marka@drugs.dv.isc.org) Message-Id: <200304170500.h3H50WKN034090@drugs.dv.isc.org> To: freebsd-stable@freebsd.org From: Mark.Andrews@isc.org Mail-Followup-To: freebsd-stable@freebsd.org In-reply-to: Your message of "Wed, 16 Apr 2003 20:17:04 MST." <20030416201704.A28970@zardoc.esmtp.org> Date: Thu, 17 Apr 2003 15:00:31 +1000 Sender: marka@isc.org Subject: Re: post last sendmail upgrade X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Apr 2003 05:00:36 -0000 > On Thu, Apr 17, 2003, Mark.Andrews@isc.org wrote: > > > > I've noticed email corruption post the last upgrade to sendmail > > committed to stable. Is anyone else experiencing this? > > What kind of corruption? > > You may want to follow the advise in the last sentence: > > To provide partial protection for internal, unpatched MTAs that may be > performing 7->8 or 8->7 bit MIME conversions, the default > for MaxMimeHeaderLength has been changed to 2048/1024. > Note: this does have a performance impact, and it only > protects against frontal attacks from the outside. > To disable the checks and return to pre-8.12.9 defaults, > set MaxMimeHeaderLength to -1/-1. > > It seems that the MaxMimeHeaderLength checks remove '\0' under > certain circumstances. One wonders why src/etc/sendmail/freebsd.mc has: define(`confMAX_MIME_HEADER_LENGTH', `256/128') > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" -- Mark Andrews, Internet Software Consortium 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: Mark.Andrews@isc.org