Bug ID 428952: Timer event for an expired connection.

Last Modified: Jul 12, 2023

Affected Product(s):
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 Article: K31025732


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

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips