CVE-2014-2124
Cisco IOS 15.1(2)SY3 and earlier, when used with Supervisor Engine 2T (aka Sup2T) on Catalyst 6500 devices, allows remote attackers to cause a denial of service (device crash) via crafted multicast packets, aka Bug ID CSCuf60783.
Date published : 2014-03-20
http://www.securityfocus.com/bid/66301
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2124