Subject: Re: NetBSD Security Advisory 1999-008
To: Simon Burge <simonb@telstra.com.au>
From: Matthew Orgass <darkstar@pgh.net>
List: current-users
Date: 04/14/1999 18:21:41
On Wed, 14 Apr 1999, Matthew Orgass wrote:

> On Wed, 14 Apr 1999, Simon Burge wrote:
> 
> > [[ CC list trimmed back to current-users ]]
> > 
> > > 	% ln -s ./ test
> > > 	% ln -s ./ test
> > 
> > I don't get this problem with my 1.3.{almost4} pmax, either on a local
> > ffs filesystem or an nfs filesystem.  Is this a "guaranteed to happen
> > every time" problem?
> 
>   I don't know the technical details, but apparently some ports don't have
> it. It should happen every time on those that do.
> 
>   However, the advisory was unclear in that on 1.3.3 it is not the ln that
> triggers the hang but an ls afterwards.

  Also unclear in the advisory is that 1.4_ALPHA only panics if you try
linking your current directory.  If you do the same thing (+ ls) but link 
a different directory, it too hangs.

Matthew Orgass
darkstar@pgh.net