Bug ID 1964933: HTTP2 RST flood detection should allow for legitimate case

Last Modified: Jun 11, 2025

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

Known Affected Versions:
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: May 30, 2025

Severity: 4-Minor

Symptoms

In some cases, an HTTP2 client might get its TCP connection terminated.

Impact

Performance impact.

Conditions

Client is sending RST STREAM with error code CANCEL for example, but it is sent after the server has completed sending its data for the associated stream. All RST STREAM are subject to RESET stream flood detection.

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips