CVE-2005-0719: Undefined Security Weakness

Unknown vulnerability in the systems message queue in HP Tru64 Unix 4.0F PK8 through 5.1B-2/PK4 allows local users to cause a denial of service process crash for processes such as nfsstat, pfstat, arp, ogated, rarpd, route, sendmail, srconfig, strsetup, trpt, netstat, and xntpd...

Win32 'Shatter' attacks

Is priveleged application doesn't check system messages data it may be possible to execute code in application context by setting callback functions or excluding limits causing buffer overflws...