Bug ID 1114089: Frequent SIGSEGV TMM crash/core in AFM FQDN | fw_iptbl_fqdn_ctx_check

Last Modified: Apr 17, 2024

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

Known Affected Versions:
15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7, 15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 15.1.10.4

Opened: Jun 14, 2022

Severity: 3-Major

Symptoms

TMM crash or core

Impact

1. One of the FW rules may not work. 2. TMM crash or core.

Conditions

Two FQDNs associated to BIG-IP firewall rules point to same IP in the DNS server at any instance of time.

Workaround

Use IP addresses on such places of firewall rules.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips