On BIG-IP LTM/CGNAT version 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.3, and 13.1.0-13.1.3.5, when processing NAT66 traffic with Port Block Allocation (PBA) mode and SP-DAG enabled, and dag-ipv6-prefix-len configured with a value less than the default of 128, an undisclosed traffic pattern may cause the Traffic Management Microkernel (TMM) to restart.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Big-ip_carrier-grade_nat | F5 | 13.1.0 (including) | 13.1.3 (including) |
| Big-ip_carrier-grade_nat | F5 | 14.1.0 (including) | 14.1.3.1 (excluding) |
| Big-ip_carrier-grade_nat | F5 | 15.1.0 (including) | 15.1.1 (excluding) |
| Big-ip_carrier-grade_nat | F5 | 16.0.0 (including) | 16.0.1 (excluding) |
| Big-ip_local_traffic_manager | F5 | 13.1.0 (including) | 13.1.3 (including) |
| Big-ip_local_traffic_manager | F5 | 14.1.0 (including) | 14.1.3.1 (excluding) |
| Big-ip_local_traffic_manager | F5 | 15.1.0 (including) | 15.1.1 (excluding) |
| Big-ip_local_traffic_manager | F5 | 16.0.0 (including) | 16.0.1 (excluding) |