Bug ID 911809: TMM might crash when sending out oversize packets.

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP MA-VE(all modules)

Known Affected Versions:
14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.5, 14.1.0.6, 14.1.2, 14.1.2.1, 14.1.2.2, 14.1.2.3, 14.1.2.4, 14.1.2.5, 14.1.2.6, 14.1.2.7, 14.1.2.8, 14.1.3, 15.0.0, 15.0.1, 15.0.1.1, 15.0.1.2, 15.0.1.3, 15.0.1.4, 15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1

Fixed In:
16.0.0, 15.1.2, 14.1.3.1

Opened: May 26, 2020

Severity: 3-Major

Symptoms

TMM crashes with an assert; Drop assertion similar to the following: notice panic: ../dev/ndal/ndal.c:758: Assertion "pkt length cannot be greater than MAX_PKT_LEN" failed.

Impact

TMM crashes. Traffic disrupted while tmm restarts.

Conditions

-- Xnet driver is used in BIG-IP Virtual Edition (VE). -- TMM tries to send oversize packets.

Workaround

None.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips