Bug ID 2219209: Resetting profile statistics may lead to memory corruption

Last Modified: May 14, 2026

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

Known Affected Versions:
17.5.1.3, 17.5.1.4, 17.5.1.5, 17.5.1.6, 21.0.0, 21.0.0.1

Opened: Feb 02, 2026

Severity: 2-Critical

Symptoms

TMM may crash or generate wrong behavior

Impact

Can cause unexpected behavior or even a crash

Conditions

API Protection profile statistics have been reset, an issue internally might overwrite memory in other area.

Workaround

N/A

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips