Bug ID 428952: Timer event for an expired connection.

Last Modified: Oct 06, 2020

Bug Tracker

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

Known Affected Versions:
10.2.4, 11.2.1, 11.3.0, 11.4.0, 11.4.1

Fixed In:
11.5.0, 11.4.1 HF2, 11.4.0 HF4, 11.3.0 HF8

Opened: Aug 27, 2013
Severity: 3-Major
Related AskF5 Article:


The customer may face a crash on slow post request.


The BIG-IP system may temporarily fail to process traffic.


This issue occurs when a slow post request with timer expired on released connection.


This issue has no workaround at this time.

Fix Information

We fixed an issue, which rarely occurred, when the Enforcer would crash after a long POST request prematurely closed.

Behavior Change