Bug ID 492238: When logging out of Office 365 TMM may restart

Last Modified: Aug 19, 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, 11.6.0, 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, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3

Fixed In:
12.0.0, 11.5.3

Opened: Nov 21, 2014

Severity: 3-Major

Related Article: K16848

Symptoms

TMM may restart when a user initiates single logout (SLO) from Microsoft Office 365 configured as a SAML Service Provider (SP).

Impact

Under certain conditions TMM may restart.

Conditions

The problem occurs under these conditions: 1. The BIG-IP system is configured as a SAML Identity Provider (IdP) with Office 365 configured as a SAML Service Provider (SP). 2. Single logout (SLO) is configured on the BIG-IP system. 3. As a part of a SLO request, the SP sends unsupported query parameters.

Workaround

To work around the problem, disable SLO on the BIG-IP system.

Fix Information

TMM no longer restarts when a user initiates single logout (SLO) from Microsoft Office 365 configured as a SAML Service Provider (SP).

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips