Bug ID 459596: Multicast packets leaking onto disabled interface

Last Modified: Feb 13, 2019

Bug Tracker

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

Known Affected Versions:
11.2.1

Opened: Apr 29, 2014
Severity: 3-Major
Related AskF5 Article:
K16782

Symptoms

Packets leak onto network. Memory leak appears in TMM.

Impact

Eventual TMM low memory, OOM, and traffic outage due to TMM coring.

Conditions

Multicast traffic and a disabled interface

Workaround

Restart TMM. Once TMM is restarted, manually or by coring, the leaked memory is released. Traffic disrupted while tmm restarts.

Fix Information

None

Behavior Change