The Volume Manager Scheduler Service (aka VxSchedService.exe) in Symantec Veritas Storage Foundation 5.0 for Windows allows remote attackers to cause a denial of service (daemon crash or hang) via malformed packets.
http://www.vupen.com/english/advisories/2008/0624
http://www.symantec.com/avcenter/security/Content/2008.02.20.html
http://www.securityfocus.com/bid/27440
http://securitytracker.com/id?1019458
http://secunia.com/advisories/29033
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=665