Bug ID 541978: Using non-existant perflow variables in per-request policy agent's VPE results in system crash

Last Modified: Sep 13, 2023

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

Known Affected Versions:
12.0.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Fixed In:
12.1.0, 12.0.0 HF1

Opened: Aug 26, 2015

Severity: 2-Critical

Symptoms

When using nonexistent per flow variables in per-request policy agent's VPE, TMM core and service failover.

Impact

TMM crash resulting in failover.

Conditions

When nonexistent per flow variables in per-request policy agent's VPE are used.

Workaround

Avoid adding non-published perflow variables in per-request policy VPE.

Fix Information

Added check for nonexistent perflow variable and error log for non-existing perflow variables.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips