linux-kernel - Re: [PATCH] proc: add "personality" to process status file

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Message-ID: <20081004145149.52c34ee7@infradead.org>
Date:	Sat, 4 Oct 2008 14:51:49 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	Kees Cook <kees.cook@...onical.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] proc: add "personality" to process status file

On Thu, 2 Oct 2008 14:14:24 -0700
Kees Cook <kees.cook@...onical.com> wrote:

> There is no sane way to query the personality flags of arbitrary
> process from userspace.  This adds the flags to the /proc/$pid/status
> file. For example, to detect READ_IMPLIES_EXEC:
> 

.. I'm sure local exploit writers will love this to find out which
processes to attack.
Realistically, this probably shouldn't be in a world-readable file.


-- 
Arjan van de Ven 	Intel Open Source Technology Centre
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