Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP LTM
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, 11.6.1 HF1, 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 HF2
Opened: Aug 23, 2016 Severity: 2-Critical Related Article:
K25585945
TMM may crash while processing an LTM policy.
TMM crash with the following in one of the /var/log/tmm log files: notice ** SIGABRT ** Traffic disrupted while tmm restarts.
- VIP with LTM policy attached. - LTM policy contains rule with 2 or more actions. - Policy action of disable - LTMN Policy is not the last one in the list of actions.
Ensure any LTM policy disable action is the last in the list of actions.
TMM no longer crashes if LTM a disable policy action for 'LTM Policy' is not last in the list of actions in the rule.