Bug ID 860317: JavaScript Obfuscator can hang indefinitely

Last Modified: Sep 13, 2023

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

Known Affected Versions:
14.1.2,,,,,,,,, 14.1.3

Fixed In:
16.0.0, 15.1.2,

Opened: Dec 12, 2019

Severity: 3-Major


High CPU usage by obfuscator for an extended period of time.


High CPU Usage.


Occurs very rarely, when FPS or L7 DDoS protection are enabled.


Kill the obfuscator process

Fix Information

Datasyncd daemon kills hanging obfuscator processes if they stop responding.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips