full-disclosure - Re: hard links on Linux create local DoS vulnerability and security problems

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Message-ID: <20031125085315.63d5f3d9.vdongen@hetisw.nl>
From: vdongen at hetisw.nl (I.R.van Dongen)
Subject: Re: hard links on Linux create local DoS vulnerability and security problems

On Mon, 24 Nov 2003 12:45:04 -0500
flaps@....toronto.edu (Alan J Rosenthal) wrote:
> >Furthermore, users can even create links to a setuid binary.
> 
> Only if it's on the same partition.  This is just one of a huge number
> of reasons you shouldn't allow users to write to your root or /usr
> partitions.

That's why I dislike the fbsd default to put /home on /usr/home if there
is no /home partition.