Bug ID 879409: TMM core with mirroring traffic due to unexpected interface name length

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP AFM, LTM(all modules)

Fixed In:
16.0.0, 15.1.1,

Opened: Feb 10, 2020

Severity: 2-Critical


TMM cores.


Processing of invalid length can cause memory corruption. The tmm process generates a core. Traffic disrupted while tmm restarts.


-- Platform: B4400 Blade (BIG-IP VPR-B4450N). -- High availability (HA) mirroring is set up. -- Provisioned modules: LTM, AFM. -- HA mirroring messages are received with unexpected interface name length.



Fix Information

The system now validates the length of the interface name before processing the HA message at the receiver side and ignores the HA message if the interface name length is wrong.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips