Bug ID 1825057: 'vs_name' field truncated at 64 characters with ASM's remote logging

Last Modified: Oct 21, 2025

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

Known Affected Versions:
17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3, 17.1.1.4, 17.1.2, 17.1.2.1, 17.1.2.2, 17.1.3

Opened: Feb 26, 2025

Severity: 3-Major

Symptoms

The virtual server name field (vs_name) is truncated at 64 bytes with ASM's remote logging handled by BD process. The 'vs_name' field comprises of the partition name as well as virtual server name and the 64 character limit is inclusive of both these names.

Impact

Virtual server name gets truncated in remote logging events

Conditions

ASM/Advanced WAF device running one of the versions listed under Known Affected Versions.

Workaround

None.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips