Bug ID 677958: WS::frame prepend and WS::frame append do not insert string in the right place.

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2, 12.1.2 HF1, 12.1.2 HF2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1, 13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7

Fixed In:
14.0.0, 13.1.0.8, 12.1.3.6

Opened: Aug 10, 2017
Severity: 4-Minor

Symptoms

When WS::frame prepend and WS::frame append are used together in the same event, the strings are not inserted in the right place.

Impact

The user-supplied string is not inserted in the right place when sent to the end-point.

Conditions

-- Both WS::frame prepend and WS::frame append commands are present in the same iRule event. -- WebSocket and HTTP profile are configured on the virtual. -- Client/server send and receive WebSocket frames.

Workaround

None.

Fix Information

Separate buffers were now used for append and prepend, instead of reusing the same buffer.

Behavior Change