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Re: [Full-disclosure] Linux + bash and a silver fork
- To: Niko Lilja <niko.lilja@xxxxxxxxx>
- Subject: Re: [Full-disclosure] Linux + bash and a silver fork
- From: Harry Hoffman <hhoffman@xxxxxxxxxxxxxxxx>
- Date: Mon, 27 Aug 2007 14:11:24 -0400
Excellent discovery!
I think you should call it a "fork bomb"!
;-)
http://en.wikipedia.org/wiki/Fork_bomb
Niko Lilja 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:
>
> :() { :&:; } ;:
>
>
> Almost as the ascii would be smiling..
>
> - N
>
>
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Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/