Last Modified: Dec 15, 2020
See more info
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, 11.5.10
11.6.0, 11.5.2, 11.4.1 HF9, 11.4.0 HF6
Opened: Jan 07, 2014
Related AskF5 Article: K16024
In a FastL4 virtual server with hardware cookie enabled and accelerated, and there is a SERVER_CONNECTED rule is in place, when the SERVER_CONNECTED rule fails, the flow is aborted while it is still in the packet path, and tmm produces a segv and crashes.
This occurs with a FastL4 virtual server, syncookie enabled, PVA accelerated and configured with SERVER_CONNECTED rule (this rule fails).
turn off syncookie
TMM no longer crashes when there is a FastL4 virtual server, syncookie is enabled, PVA is accelerated, and a configured SERVER_CONNECTED rule fails.