Bug ID 1136429: Closing of unrelated MCPD connection causes an errant reply to an in-progress transaction or request group

Last Modified: Mar 30, 2024

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

Known Affected Versions:
13.1.5, 13.1.5.1, 14.1.4.6, 14.1.5, 14.1.5.1, 14.1.5.2, 14.1.5.3, 14.1.5.4, 14.1.5.6, 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, 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, 17.0.0, 17.0.0.1, 17.0.0.2

Fixed In:
17.1.0, 16.1.4, 15.1.9

Opened: Aug 14, 2022

Severity: 2-Critical

Symptoms

MCPD can send an unexpected (another request group) result response message to a current processing request group in the middle of a transaction

Impact

MCPD closes the connection of the current request group and subscriber of that particular request group never get requested data.

Conditions

While MCPD processing multiple request groups.

Workaround

Restart the subscriber daemon.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips