OSEC

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Subject: Re: Exploiting overflow of heap-based buffers
From: Pavel Kankovsky (peakargo.troja.mff.cuni.cz)
Date: Wed May 24 2000 - 03:25:19 CDT


On Tue, 23 May 2000, Steve Beattie wrote:

> Pavel Kankovsky posted an exploit of suidperl to bugtraq on Nov 13 1997,
> see kerberos.troja.mff.cuni.cz">http://www.securityfocus.com/templates/archive.pike?list=1&date=1997-11-8&msg=Pine.LNX.3.95.971113162510.3729B-100000kerberos.troja.mff.cuni.cz
> That one in particular overwrites a setjmp/longjmp buffer on the heap.

No. Both the text buffer and the "jump buffer" were static variables.

--Pavel Kankovsky aka Peak [ Boycott Microsoft--http://www.vcnet.com/bms ]
"Resistance is futile. Open your source code and prepare for assimilation."