source: http://www.securityfocus.com/bid/41475/info

LibTIFF is prone to a denial-of-service vulnerability because it fails to properly validate user-supplied input.

An attacker can exploit this issue to crash an application that uses the vulnerable library, denying service to legitimate users. 

https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/34278.tif