Bug ID 651651: bigd can crash when a DNS response does not match the expected value

Last Modified: Oct 10, 2018

Bug Tracker

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

Known Affected Versions:
12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2, 12.1.2 HF1, 12.1.2 HF2, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3

Fixed In:
13.1.0, 13.0.1, 12.1.3

Opened: Mar 15, 2017
Severity: 3-Major
Related AskF5 Article:
K54604320

Symptoms

bigd can crash when a response returned from a DNS request does not match the expected value.

Impact

Potential bigd core and restart; may cause endless restart loop as long as DNS monitor instance is configured.

Conditions

Monitoring DNS server(s), or using FQDN.

Workaround

No workaround at this time.

Fix Information

Prevented bigd from crashing when a response returned from a DNS request does not match the expected value.

Behavior Change