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

Last Modified: May 29, 2024

Affected Product(s):
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

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips