The Sandbox.sys driver in Outpost Firewall PRO 4.0, and possibly earlier versions, does not validate arguments to hooked SSDT functions, which allows local users to cause a denial of service (crash) via invalid arguments to the (1) NtAssignProcessToJobObject, (2) NtCreateKey, (3) NtCreateThread, (4) NtDeleteFile, (5) NtLoadDriver, (6) NtOpenProcess, (7) NtProtectVirtualMemory, (8) NtReplaceKey, (9) NtTerminateProcess, (10) NtTerminateThread, (11) NtUnloadDriver, and (12) NtWriteVirtualMemory functions.
secunia.com/advisories/22913
securityreason.com/securityalert/2376
www.matousec.com/info/advisories/Outpost-Multiple-insufficient-argument-validation-of-hooked-SSDT-functions.php
www.securityfocus.com/archive/1/451672/100/0/threaded
www.securityfocus.com/bid/21097
www.vupen.com/english/advisories/2006/4537
exchange.xforce.ibmcloud.com/vulnerabilities/30312