Bug ID 607524: Memory leak when multiple DHCP servers are configured, and the last DHCP server configured is down.

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2

Fixed In:
13.0.0, 12.1.2

Opened: Jul 28, 2016
Severity: 2-Critical
Related Article:
K24002624

Symptoms

When the last member of a list of multiple DHCP servers is down, the original DHCP packet from client is not freed and memory is leaked.

Impact

Packet memory is leaked.

Conditions

Multiple DHCP servers are configured, and the last DHCP server configured is down.

Workaround

Remove the last DHCP server that is down, or move it to the middle or front of the server member list.

Fix Information

Free the original packet memory when last DHCP server is down.

Behavior Change