full-disclosure - Re: Linux + bash and a silver fork

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Message-ID: <5e04a4c60708271110m3a20f76en8f8da5ede0ac13b@mail.gmail.com>
Date: Mon, 27 Aug 2007 12:10:49 -0600
From: "Thomas Coppi" <thisnukes4u@...il.com>
To: "Niko Lilja" <niko.lilja@...il.com>
Cc: full-disclosure@...ts.grok.org.uk
Subject: Re: Linux + bash and a silver fork

On 8/27/07, Niko Lilja <niko.lilja@...il.com> wrote:
> Well, as has been said when you realize the truth that there is no spoon,
> but instead there'll be a
> bunch of forks instead, at least in linux on bash shell, tested ubuntu and
> RHEL this far.
>
> By throwing a nice piece of line code as a command in bash shell (normal
> user) you can pretty much
> crash the whole server cause denial of service by giving a command in bash:
>
> :() { :&:; } ;:
>
This is just a fork bomb, set ulimit -u to something sane.
Also see http://en.wikipedia.org/wiki/Fork_bomb
>
> Almost as the ascii would be smiling..
>
> - N
>
>
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-- 
Thomas Coppi

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