CVE-2013-5549: Undefined Security Weakness

Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service transmission outage via 1 IPv4 or 2 IPv6 traffic, aka Bug ID CSCuh30380...