dtsoftbus01.sys in DAEMON Tools Lite before 4.41.3, Pro Standard before 4.41.0315, and Pro Advanced before 4.41.0315 allows local users to cause a denial of service (system crash) via an invalid DeviceIoControl request to \\.\dtsoftbusctl.
https://exchange.xforce.ibmcloud.com/vulnerabilities/70597
http://www.securityfocus.com/bid/50106
http://secunia.com/advisories/46416