Bug ID 960749: TMM may crash when handling 'DNS Cache' or 'Network DNS Resolver' traffic

Last Modified: May 31, 2022

Bug Tracker

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

Known Affected Versions:
16.0.1, 16.0.0.1, 16.0.0, 15.1.2.1, 15.1.2, 15.1.1, 15.1.0.5, 14.1.3.1, 14.1.3, 14.1.2.8, 14.1.2.7

Fixed In:
16.1.0, 16.0.1.1, 15.1.3, 14.1.4, 13.1.3.5, 12.1.6, 11.6.5.3

Opened: Oct 29, 2020
Severity: 1-Blocking

Symptoms

TMM crashes, dumps a core file, and restarts.

Impact

Traffic disrupted while tmm restarts. A redundant unit will fail over.

Conditions

-- The configuration includes one or more 'DNS Cache' or 'Network DNS Resolver' objects. -- The DNS Cache or Network DNS Resolver objects receive traffic.

Workaround

None

Fix Information

TMM no longer crashes when 'DNS Cache' or 'Network DNS Resolver' objects handle traffic.

Behavior Change