full-disclosure - Linux kernel 0day - dynamite inside, don't burn your fingers

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Date: Fri Jul 14 23:03:38 2006
From: fixedored at gmail.com (Jeff D)
Subject: Linux kernel 0day - dynamite inside,	don't
	burn your fingers

Joanna R. wrote:
> Hello,
>
> attached 0day kernel 2.6 local root exploit. This is a new genuine bug,  unpatched in 2.6.17.4 - don't get confused by prctl inside - it is only used to change process status.
>
> The code exploits a root race in /proc
>
> have a nice day.
>  
>  		
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Works here, at first I got a seg fault .. then I read into it a little ..
me@my box:~$ id
uid=1000(me) gid=1000(me) 
groups=20(dialout),24(cdrom),25(floppy),29(audio),44(video),46(plugdev),116(camera),1000(me)
me@my box:~$ ./h00lyshit ./somefile

preparing
trying to exploit ./somefile

sh-3.1# id
uid=0(root) gid=1000(me) 
groups=20(dialout),24(cdrom),25(floppy),29(audio),44(video),46(plugdev),116(camera),1000(me)

sh-3.1# uname -a
Linux  2.6.16 #4 PREEMPT Fri May 26 12:16:11 PDT 2006 i686 GNU/Linux