Race condition in the IPv6 virtual fragmentation reassembly (VFR) implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.3 allows remote attackers to cause a denial of service (device reload or hang) via fragmented IPv6 packets, aka Bug ID CSCud64812.
| Product | Vulnerable range | Fixed version | Advisory |
|---|---|---|---|
| n/a n/a | — | not specified | advisory ↗ |