CVE-2015-4200
Memory leak in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine (PRE) module on UBR devices allows remote attackers to cause a denial of service (memory consumption) by triggering an error during CPE negotiation, aka Bug ID CSCug00885.
Date published : 2015-06-23
http://www.securityfocus.com/bid/75254
http://tools.cisco.com/security/center/viewAlert.x?alertId=39424