Bug ID 749603: MRF SIP ALG: Potential to end wrong call when BYE received

Last Modified: Oct 06, 2020

Bug Tracker

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

Known Affected Versions:
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, 13.1.0.8, 13.1.1, 13.1.1.2, 13.1.1.3, 13.1.1.4, 14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4, 14.0.0.5, 14.0.1, 14.1.0, 14.1.0.1

Fixed In:
15.0.0, 14.1.0.2, 14.0.1.1, 13.1.1.5

Opened: Nov 13, 2018
Severity: 3-Major

Symptoms

When a BYE is received, the media flows for a different call might be closed in error.

Impact

The media flows for both calls will be closed when one receives a BYE command. A call may be incorrectly terminated early.

Conditions

If the hash of the call-id (masked to 12 bits) matches the hash of another's call-id.

Workaround

None.

Fix Information

Entire call-id checked before terminating media flows.

Behavior Change