The cbstream.sys driver in Carbon Black 5.1.1.60603 allows local users with admin privileges to cause a denial of service (out-of-bounds read and system crash) via a large counter value in an 0x62430028 IOCTL call.
cb.exe in Carbon Black 5.1.1.60603 allows attackers to cause a denial of service (out-of-bounds read, invalid pointer dereference, and application crash) by leveraging access to the NetMon named pipe.