Date: Mon, 22 Oct 2007 18:44:56 -0400
From: Mike Jeays <mike.jeays@rogers.com>
To: freebsd-questions@freebsd.org, laszlo.danielisz@gmail.com
Subject: Re: defend from -> :() { :&:; } ;:
Message-ID: <200710221844.56848.mike.jeays@rogers.com>
In-Reply-To: <20071022164418.GA864@glitch.rwxrwxrwx.net>
References: <123275.56819.qm@web30812.mail.mud.yahoo.com> <20071022164418.GA864@glitch.rwxrwxrwx.net>
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On October 22, 2007 12:44:18 pm Martin Tournoij wrote:
> On Sun 21 Oct 2007 12:10, Danielisz Laszlo wrote:
> > Please do not try to execute this: :() { :&:; } ;: on your BSD machine.
> > I ask all who already tried it how to defend from this?
>
> Wow,, my machine just crashed :-/
> Does in this work on other OS's as well (ie. GNU/Linux)? Or just
> (Free?)BSD? I really don't feel like crashing another machine right
> now...
>
> Only works in sh, not in csh.
>
> Anyway, this seems to be security/stability issue, maybe a PR is in
> order?
>
> Regards,
> Martin Tournoij
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Yes, it brought down my Ubuntu 7.10 system pretty well immediately. I had to
reboot.
--
Mike Jeays
http://www.jeays.ca
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