Bug ID 462727: TMM crash when processing ACCESS::session iRule without an attached Access Policy

Last Modified: Apr 28, 2025

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3

Fixed In:
12.0.0, 11.6.0 HF4

Opened: May 16, 2014

Severity: 3-Major

Related Article: K16436

Symptoms

When using the ACCESS::session create iRule without an Access Policy in place, TMM cores.

Impact

Traffic disrupted while tmm restarts.

Conditions

This occurs when the following conditions are met: 1. No Access Policy is attached to virtual server and 2. The ACCESS::session create iRule is attached to the virtual server.

Workaround

None

Fix Information

This version allows the iRule, ACCESS::session create, to work even when an access policy is not attached to the virtual server.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips