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To: Lesley van Zijl <zyl@...>
From: Ned Ludd <solar@g.o>
Subject: Re: grsecurity + usermode Linux + skas ?
Date: 29 Jan 2004 16:35:47 -0500
You should run these questions by the grsec mailing list.


On Thu, 2004-01-29 at 06:07, Lesley van Zijl wrote:
> I want to play around with usermode linux, So I am reading the docs  and 
> patching the kernels etc.
> But I noticed that I couldn't patch the grsec-sources with the skas 
> patch(1), the skas patch isn't that long (about 570 lines)
> so I thought maybe I can look into the patch and see what is going wrong 
> and adjust the patch so that it is able to patch my kernel tree.
> But since it's 'the kernel' I am pretty afraid that I would do something 
> really stupid :)
> 
> I only use the kernel options for grsec, not (yet) any acl's.
> 
> Does anyone have any experience with this or can anyone tell me what I 
> can break or just tell me to stay away from it because it isn't going to 
> help
> security in any way.
> My idea was to apply grsec on both the uml kernel and on my host kernel, 
> but first the host
> 
> The files that fail are:
> mm/mprotect.c
> include/linux/mm.h
> arch/i386/kernel/sys_i386.c
> 
> regards,
> Lesley van Zijl
> 
> 1. http://user-mode-linux.sourceforge.net/skas.html
> 
> --
> gentoo-security@g.o mailing list
-- 
Ned Ludd <solar@g.o>
Gentoo Linux Developer
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grsecurity + usermode Linux + skas ?
-- Lesley van Zijl
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Updated Jun 17, 2009

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