Bug ID 471893: Under certain conditions, BIG-IP may reboot tmm when executing SLO protocol.

Last Modified: Jul 18, 2026

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:
11.5.1, 11.5.1 hf1, 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, 11.5.1 hf10, 11.5.1 hf11, 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, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10

Fixed In:
11.6.0

Opened: Jul 15, 2014

Severity: 2-Critical

Related Article: K16825

Symptoms

BIG-IP is configured as IdP. SSO v2 plugin crashes tmm when processing SP SLO request.

Impact

tmm reboots

Conditions

Multiple simultaneous users are logged-in/logged-out. Some client's TCP connections are closed unexpectedly.

Workaround

None.

Fix Information

A problem in which the BIG-IP system when, configured as a SAML IdP, might reboot tmm when executing Single Logout Profile (SLO) protocol in certain conditions has been fixed.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips