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Subject: Re: link() security
To: chris@wirex.com (Chris Wright)
Date: Sat, 13 Apr 2002 17:59:54 +0100 (BST)
Cc: xystrus@haxm.com (xystrus), linux-kernel@vger.kernel.org
In-Reply-To: <20020411181524.A1463@figure1.int.wirex.com> from "Chris Wright" at Apr 11, 2002 06:15:24 PM
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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
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> http://openwall.com.  Work based on Solar Designer's Openwall patch has
> been brought forward to more recent 2.4 and 2.5 kernels.  Both the
> following projects implement the Openwall secure link feature:
> 
>   http://grsecurity.net
>   http://lsm.immunix.org
> 
> This can break some applications that make assumptions wrt. link(2)
> (Courier MTA for example).

How practical is it to make this a mount option and to do so cleanly ?
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