Bug ID 593070: TMM may crash with multiple IP addresses per session

Last Modified: Oct 01, 2018

Bug Tracker

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

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1, 12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2

Fixed In:
13.0.0, 12.1.2, 11.6.1 HF1

Opened: May 13, 2016
Severity: 2-Critical

Symptoms

TMM crash

Impact

Traffic disrupted while tmm restarts.

Conditions

A session with multiple IP addresses with PCRF communication for dynamic policy management may have a crash credits to a race condition.

Workaround

None

Fix Information

Check for timer expiration prior to processing the timer.

Behavior Change