Bug ID 531910: apmd, apd, localmgr random crash

Last Modified: Apr 28, 2025

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

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5

Fixed In:
12.0.0, 11.6.0 HF6

Opened: Jul 06, 2015

Severity: 3-Major

Symptoms

APMD, APD, and localmgr crash upon invalid mcpd request with certain DB variables.

Impact

APMD, APD, and localmgr will crash.

Conditions

This problem rarely happens: mcpd sends null db variables conncrtl.

Workaround

There is no workaround.

Fix Information

The problem was fixed by variable protection in related modules.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips