This indicates an attack attempt to exploit a Buffer Overflow vulnerability in CrystalPlayer.
The vulnerability is caused by an error in the software when handling a malformed "MLS" file. It may allow remote attackers to execute arbitrary code by sending a crafted "MLS" file.
Crystal Player Crystal Player 1.98
System Compromise: Remote attackers can gain control of vulnerable systems.
Currently we are not aware of any vendor supplied patch for this issue.