Bug ID 698916: TMM crash with HTTP/2 under specific condition

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(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, 12.1.2, 12.1.2 HF1, 12.1.2 HF2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 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

Fixed In:
14.0.0, 13.1.0.4, 12.1.3.6

Opened: Dec 14, 2017
Severity: 3-Major

Symptoms

TMM may crash when upgrading an HTTP/1.1 connection to an HTTP/2 connnection.

Impact

TMM crash, leading to a failover event.

Conditions

-- HTTP/2 gateway enabled. -- Pool member supports protocol switching.

Workaround

There is no workaround other than removing the HTTP/2 profile from the virtual server.

Fix Information

TMM properly handles protocol upgrade requests from pool members when HTTP/2 is enabled, so no crash occurs.

Behavior Change