Bug ID 503471: Memory leak can occur when there is a compressed response, and abnormal termination of the connection

Last Modified: Oct 06, 2020

Bug Tracker

Affected Product:  See more info
BIG-IP AVR(all modules)

Known Affected Versions:
11.4.1, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 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, 11.5.10, 11.5.2, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4

Fixed In:
12.0.0, 11.6.0 HF5, 11.5.2 HF1

Opened: Jan 28, 2015
Severity: 3-Major
Related AskF5 Article:


Memory utilization grows over time.


Memory leak in TMM that grows over time.


This issue occurs when the BIG-IP system sends a compressed response, and an abnormal termination of the connection occurs.


Avoid configuration of Application DoS with Client-side mitigation.

Fix Information

A memory leak has been fixed that occurred when there was a compressed response and an abnormal termination of the connection.

Behavior Change