Buffer overflow in Google Earth v4.0.2091 (beta) allows remote user-assisted attackers to cause a denial of service (crash) via a KML or KMZ file with a long href element.
https://exchange.xforce.ibmcloud.com/vulnerabilities/29502
http://www.securityfocus.com/bid/20464
http://www.securityfocus.com/archive/1/448544/100/0/threaded