This indicates an attack attempt against a buffer-overflow vulnerability in LANDesk Management Suite.
The vulnerability is due to a boundary error when processing specially crafted user data received by the Alert Service via port 65535/UDP. It allows a remote attacker to execute arbitrary code.
LANDesk Management Suite v8.7 and prior versions
System Compromise: Remote attackers can gain control of vulnerable systems.
Upgrade to the latest Service Pack and apply hotfix INST-11050687.2: