CVE-2011-0943
Cisco IOS XR 3.8.3, 3.8.4, and 3.9.1 allows remote attackers to cause a denial of service (NetIO process restart or device reload) via a crafted IPv4 packet, aka Bug ID CSCth44147.
Date published : 2011-05-31
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b7f18e.shtml