Last Modified: Jun 28, 2025
Affected Product(s):
BIG-IP LTM
Known Affected Versions:
16.1.0, 16.1.1, 16.1.2, 16.1.2.1, 16.1.2.2, 16.1.3, 16.1.3.1, 16.1.3.2, 16.1.3.3, 16.1.3.4, 16.1.3.5, 16.1.4, 16.1.4.1, 16.1.4.2, 16.1.4.3, 16.1.5, 16.1.5.1, 16.1.5.2, 16.1.6, 17.1.0, 17.1.0.1, 17.1.0.2, 17.1.0.3, 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, 17.5.0, 17.5.1
Opened: May 29, 2025 Severity: 3-Major
If you modify and revert the changes in a packet-filter rule, the reverted changes are not removed. The packet-filter rule fails to match after modifying filter expression to "none" (empty) from non-empty filter expression
Cannot modify the packet filter rules effectively and it may cause traffic failures based on configuration.
-- Create packet-filter rule. -- Modify the rule and revert it back. The reverted changes are not removed.
Execute "load sys config" after reverting the filter rule.
None