Bug ID 754805: Possible tmm crash when AFM DoS badactor or attacked-dst or endpoint vector configured

Last Modified: Oct 28, 2019

Bug Tracker

Affected Product:  See more info
BIG-IP AFM(all modules)

Known Affected Versions:
14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.4, 14.1.0.5

Fixed In:
15.0.0, 14.1.0.6

Opened: Jan 07, 2019
Severity: 2-Critical
Related AskF5 Article:
K97981358

Symptoms

tmm might crash and restart.

Impact

Tmm crashes. Traffic disrupted while tmm restarts.

Conditions

When AFM DoS badactor or attacked dst is configured on a vector, there is a race condition which can cause tmm to crash. The same race condition is present when single endpoint vectors are configured.

Workaround

None.

Fix Information

The race condition is now fixed.

Behavior Change