Bug ID 687128: gtm::host iRule validation for ipv4 and ipv6 addresses

Last Modified: Nov 07, 2022

Affected Product(s):
BIG-IP GTM, LTM(all modules)

Known Affected Versions:
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, 12.1.3,,,, 13.1.0,,,

Fixed In:

Opened: Oct 04, 2017

Severity: 3-Major


gtm::host iRule isn't validating that the host given matches the type of WideIP it is attached to.


Incorrect host information was being returned.


An AAAA-type wideip with a ipv4 gtm::host iRule, or A-type wideip with an ipv6 gtm::host iRUle.


Only attach gtm::host of IPv4 type to A-type WideIPs, and gtm::host rules of IPv6 to AAAA-type WideIPs.

Fix Information

FIxed issue allowing incorrect gtm::host iRule commands to trigger on incorrect wideip types.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips