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Re: Fun with devices II /dev/psaux on linux 2.0.30

daemon@ATHENA.MIT.EDU (Tom Guptill)
Thu May 22 14:16:24 1997

Date: 	Thu, 22 May 1997 09:06:59 -0400
Reply-To: Tom Guptill <tgpt@PAS.ROCHESTER.EDU>
From: Tom Guptill <tgpt@PAS.ROCHESTER.EDU>
X-To:         Therapy? <therapy@GUARDIAN.HTU.TUWIEN.AC.AT>
To: BUGTRAQ@NETSPACE.ORG
In-Reply-To:  <Pine.LNX.3.95.970521201131.1694A-100000@guardian.htu.tuwien.ac.at>

If I'm not mistaken, this bug will only affect machines that actually
*use* a PS2 keyboard.

At this point it might be safe to say:

"Sending random data to hardware devices causes problems"

rather than attempting to enumerate every device which reacts poorly to
unexpected things being catted to it.

- Tom

--
Tom Guptill                     Department of Physics and Astronomy
UNIX SA                         University of Rochester  Rochester, NY USA
On Wed, 21 May 1997, Therapy? wrote:

> hi!
>
> just do:
>
> cat /bin/bash > /dev/psaux
> [CTRL-C]
>
> on a linux with a psaux device. keyboard will crash...
> /dev/psaux is installed 666 on slackware 3.2.
>
> bye,
>         therapy
>

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