Fwd: Registration Weakness in Linux Kernel's Binary formats

[Paweł Gołaszewski]

On Tue, 3 Oct 2006, Paweł Sikora wrote:
> ----------  Forwarded Message  ----------
> 
> Subject: Registration Weakness in Linux Kernel's Binary formats
> Date: Tuesday 03 October 2006 21:13
> From: SHELLCODE Security Research <GoodFellas w shellcode.com.ar>
> To: undisclosed-recipients:;
> 
> Hello,
> The present document aims to demonstrate a design weakness found in the
> handling of simply
> linked   lists   used   to   register   binary   formats   handled   by
> Linux   kernel,   and   affects   all   the   kernel families
> (2.0/2.2/2.4/2.6), allowing the insertion of infection modules in
> kernel­ space that can be used by malicious users to create infection
> tools, for example rootkits.
> 
> POC, details and proposed solution at:
> English version: http://www.shellcode.com.ar/docz/binfmt-en.pdf
> Spanish version: http://www.shellcode.com.ar/docz/binfmt-es.pdf

PKP... :-/

-- 
pozdr.  Paweł Gołaszewski          jid:blues<at>jabber<dot>gda<dot>pl
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