Bug ID 515433: BD crash on specific signature sets configuration.

Last Modified: Oct 06, 2020

Bug Tracker

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

Known Affected Versions:
11.3.0, 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

Opened: Mar 31, 2015
Severity: 2-Critical
Related AskF5 Article:


A BD crash, failover and/or traffic interruption.


A BD crash, a failover, and/or traffic interruption.


Two different signature sets with different sizes (i.e, number of signatures in a set) are assigned to two different security policies. The issue relates to a scenario where there is traffic that generates a lot of violations/staging or suggestions.


Assign the same set(s) to all the security policies.

Fix Information

Crash issue that is related to a specific configuration was fixed.

Behavior Change