Bug ID 701244: An incorrect data manipulation in cipher encrypt and decrypt could cause TMM crash with SIGABRT

Last Modified: Dec 10, 2018

Bug Tracker

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

Known Affected Versions:
13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1, 13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5

Fixed In:
14.0.0, 13.1.0.6

Opened: Jan 09, 2018
Severity: 2-Critical
Related AskF5 Article:
K81742541

Symptoms

TMM receives SIGABRT from failover daemon, sod, due to heartbeat failure shortly after TMM starts up.

Impact

Multiple TMM threads can get into a loop, causing heartbeat failure. TMM restarts, Traffic disrupted while tmm restarts.

Conditions

In some rare scenarios, TCP fast open encrypt/decrypt key may not be properly initialized when traffic comes into the BIG-IP system.

Workaround

None.

Fix Information

The incorrect data manipulation in cipher encrypt and decrypt has been fixed.

Behavior Change