Bug ID 1305153: TMM crashes with when a virtual server is configured with httprouter along with TCP's verified-accept being enabled

Last Modified: Jun 28, 2025

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

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

Opened: Jun 07, 2023

Severity: 3-Major

Symptoms

Configuring Virtual Server with httprouter (ex. http/2 full proxy) and tcp profile with the verified-accept option is causing the virtual server to fail to process the connection and causing the TMM crash as and when SYN packet received.

Impact

Traffic disrupted while tmm restarts.

Conditions

Configure a Virtual server with httprouter enabled. Attach a TCP profile with verified-accept option enabled to the virtual server.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips