First thing’s first.. getting started with Solaris 8 mdb, a kernel debugging utility. a modular debugger. The vulnerability is in NameFS, according to these articles: Sun Bug Id# 6581308 https://blogs.oracle.com/sunsecurity/entry/sun_alert_237986_a_security http://dl.packetstormsecurity.net/0808-advisories/sa31356.txt http://www.securityfocus.com/bid/30513/discuss Good hint here: http://www.rapid7.com/db/vulnerabilities/sunpatch-114984