Bug ID 509495: A TMM memory leak when HTTP protocol security enabled profile and no AFM license

Last Modified: Sep 13, 2023

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

Known Affected Versions:
11.5.1 HF1, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.1 HF10, 11.5.1 HF11, 11.5.2 HF1, 11.5.3 HF1, 11.5.3 HF2, 11.5.4 HF1, 11.5.4 HF2, 11.5.4 HF3, 11.5.4 HF4, 11.5.1, 11.5.2, 11.5.3, 11.5.4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10

Fixed In:
11.6.0 HF5

Opened: Feb 26, 2015

Severity: 3-Major

Symptoms

This command : tmctl memory_usage_stat | (head -n 2; grep httpsec) shows increased memory on the httpsec::httpsec_plugin per transaction.

Impact

TMM memory increased on each transaction.

Conditions

HTTP protocol security profile is enabled while AFM is not licensed.

Workaround

License AFM

Fix Information

Fixed a memory leak on TMM when AFM is not licensed and HTTP security enabled profile is assigned to a virtual server.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips