Bug ID 1080957: TMM Seg fault while Offloading virtual server DOS attack to HW

Last Modified: May 29, 2024

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

Known Affected Versions:
15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7, 15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1

Fixed In:
17.1.1, 15.1.10

Opened: Feb 15, 2022

Severity: 2-Critical

Symptoms

TMM crashes during virtual server DOS attack scenarios.

Impact

Traffic disrupted while tmm restarts.

Conditions

-- HSB-equipped hardware platforms. -- The attack is detected on configured virtual server Dos Vector and trying to offload to hardware.

Workaround

None

Fix Information

Added fix to correctly Identify hardware node to offload/program the DOS entry.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips