Unknown vulnerability in the "ipopts decode" functionality in Firestorm IDS 0.4.0 through 0.4.2 allows remote attackers to cause a denial of service (crash) via certain IP options.Referenceshttp://www.securityfocus.com/bid/4871http://www.iss.net/security_center/static/9192.phphttp://www.scaramanga.co.uk/firestorm/NEWS