Bug ID 1081285: ASM::disable iRule command causes HTTP2 RST_STREAM response when MRF is enabled

Last Modified: May 10, 2024

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

Known Affected Versions:
15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 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, 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

Opened: Feb 16, 2022

Severity: 2-Critical

Symptoms

Requests are reset and an error is observed in /var/log/ltm "ASM::enable is not supported in a child context"

Impact

Web application functionality fails

Conditions

-- HTTP2 client and server enabled on a virtual server -- MRF profile (httprouter) attached to the virtual server -- ASM policy and DoS profile attached to the virtual server

Workaround

N/A

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips