Cisco IOS 12.4, 15.0, and 15.1 allows remote attackers to cause a denial of service (device reload) via malformed IPv6 packets, aka Bug ID CSCtj41194.Referenceshttp://tools.cisco.com/security/center/viewAlert.x?alertId=24131http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d59.shtml
