The attached file causes heap corruption in the ATF parser. To reproduce the issue, copy atffree.atf and LoadImage.swf to a server, and visit http://127.0.0.1/LoadImage.swf?img=atffree.png.
Proof of Concept:
https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/sploits/42249.zip