Bug ID 454142: Enforcer may crash when sending a specific request

Last Modified: Jul 18, 2026

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

Known Affected Versions:
11.5.1, 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, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.5.4, 11.5.4 hf1, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10

Fixed In:
11.6.0

Opened: Mar 26, 2014

Severity: 2-Critical

Symptoms

The Enforcer Application system generates a BD core file to the /shared/core directory.

Impact

The Enforcer Application system may temporarily fail to process traffic.

Conditions

Send a specific HTTP request.

Workaround

N/A

Fix Information

Resolved intermittent Enforcer crash due to specific requests.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips