Bug ID 516432: DTLS may send corrupted records when the DB variable tmm.ssl.dtlsmaxcrs is not the default value 1.

Last Modified: Sep 13, 2023

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

Known Affected Versions:
11.5.3, 11.6.1, 11.6.2, 11.6.3, 11.6.3.1, 12.1.0 HF1, 12.1.0 HF2, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Fixed In:
12.0.0, 11.6.3.2, 11.5.4

Opened: Apr 03, 2015

Severity: 3-Major

Related Article: K21467711

Symptoms

DTLS may send corrupted records when the DB variable tmm.ssl.dtlsmaxcrs is not the default value 1.

Impact

DTLS sends corrupted record.

Conditions

When DB variable tmm.ssl.dtlsmaxcrs is not 1.

Workaround

Set tmm.ssl.dtlsmaxcrs to 1.

Fix Information

DTLS no longer sends corrupted records when DB variable tmm.ssl.dtlsmaxcrs is not default value 1.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips