Bug ID 427157: The TMM process may restart and produce a core file when using certain SSL iRule commands.

Last Modified: Nov 22, 2021

Bug Tracker

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

Known Affected Versions:
10.2.4, 11.3.0, 11.4.0, 11.4.1

Fixed In:
11.5.0, 11.4.1 HF9

Opened: Aug 06, 2013
Severity: 3-Major
Related Article:


The following TCL commands can cause tmm to crash: -- SSL::verify_result. -- SSL::mode. -- SSL::secure_renegotiation. -- SSL::cert count.


Traffic disrupted while tmm restarts.


Execute one of the commands.


Do not execute the listed commands.

Fix Information

The following Tcl commands no longer cause tmm to crash: SSL::verify_result, SSL::mode, SSL::secure_renegotiation.

Behavior Change