Bug ID 593078: CATEGORY::filetype command may cause tmm to crash and restart

Last Modified: Jul 18, 2026

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

Known Affected Versions:
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, 12.1.2, 12.1.2 hf1, 12.1.2 hf2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 12.1.3.6, 12.1.3.7, 12.1.4, 12.1.4.1, 12.1.5, 12.1.5.1, 12.1.5.2, 12.1.5.3, 12.1.6

Fixed In:
13.0.0

Opened: May 13, 2016

Severity: 2-Critical

Symptoms

If an iRule command is created using the CATEGORY::filetype command, the tmm may eventually suffer a failure, and restart.

Impact

Traffic disrupted while tmm restarts.

Conditions

This can occur when using the CATEGORY::filetype iRule under normal operation.

Workaround

None

Fix Information

Fixed a tmm crash in CATEGORY::filetype

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips