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Date:	Thu, 19 Aug 2004 13:21:23 +0200
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	reexec'ing problem solved (was Re: upgrading openssh 3.8.1p1-1 -> 3.9p1-1 breaks privilege separation)
Message-ID:	<20040819112123.GB11920@cygbert.vinschen.de>
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References:	<87n00siknk DOT fsf AT beth DOT swift DOT xxx> <20040818152348 DOT GI10590 AT cygbert DOT vinschen DOT de>
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On Aug 18 17:23, Corinna Vinschen wrote:
> On Aug 18 10:30, Matt Swift wrote:
> > I've verified on two machines running XP Pro with up-to-date Cygwin
> > installations that upgrading from openssh 3.8.1p1-1 to openssh 3.9p1-1
> > breaks sshd when running with privilege separation (the default).
> > [...]
> As a temporary measure, please add the -r option when starting sshd.
> I haven't found the exact culprit so far, but the above flag will help.
> 
> Thanks for the report.  It's embarassing that I didn't find the error
> myself since I had accidentally switched off privilege separation a few
> days ago :-(

I found the culprit.  It's a miscalculation bug in Cygwin which happens
when dup'ing sockets.  I've checked in a fix.  For the impatient, you can
try the latest developers snapshot from http://www.cygwin.com/snapshots/


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          mailto:cygwin AT cygwin DOT com
Red Hat, Inc.

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