Bug ID 563064: Bringing up and tearing down an IPsec tunnel will slowly leak tmm memory

Last Modified: May 14, 2019

Bug Tracker

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

Known Affected Versions:
11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.2, 11.5.2 HF1, 11.5.3, 11.5.3 HF1, 11.5.3 HF2, 11.5.4, 11.5.4 HF1, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1, 12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4

Fixed In:
12.1.0, 11.6.1 HF1, 11.5.4 HF2

Opened: Dec 15, 2015
Severity: 2-Critical

Symptoms

Cipher memory initialized when an IPsec tunnel is created is not cleaned up when IPsec tunnel is removed.

Impact

Slowly leak TMM memory

Conditions

Every time an IPsec tunnel is established and then removed will leave the allocated cipher memory in the system.

Workaround

None

Fix Information

Cipher memory is freed when an IPsec tunnel is removed

Behavior Change