Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP APM
Known Affected Versions:
11.5.3, 11.5.3 HF1, 11.5.3 HF2, 11.5.4, 11.5.4 HF1, 11.5.4 HF2, 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
Fixed In:
12.0.0, 11.6.1 HF1, 11.5.4 HF3
Opened: Mar 10, 2015 Severity: 2-Critical
TMM might crash when evaluating expressions in per-request policy agents and possible loss of service.
Traffic disrupted while tmm restarts.
APM is licensed and per-request policy is attached to the virtual. Per-request policy have agents which have configured expressions.
Remove expressions from agent in per-request policy.
Applied a different mechanism to evaluation agent's expression to fix this possible crash.