Bug ID 581746: MPTCP or SSL traffic handling may cause a BIG-IP outage

Last Modified: Jul 12, 2023

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

Known Affected Versions:
13.0.0, 12.1.2, 12.1.1, 12.1.0, 12.0.0, 11.6.2, 11.6.1, 11.6.0, 11.5.4, 11.5.3

Fixed In:
13.1.0, 13.0.0 HF1, 12.1.2 HF1, 11.6.3, 11.5.7

Opened: Mar 18, 2016

Severity: 2-Critical

Related Article: K42175594


Occasional BIG-IP outages may occur when MPTCP or SSL traffic is being handled by a virtual server.


A system outage may occur.


MPTCP has been enabled on a TCP profile on a virtual server, or SSL is in use.



Fix Information

An issue with handling of MPTCP and SSL traffic has been corrected.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips