Bug ID 437627: TMM may crash if fastl4 vs has fragmeneted pkt

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
11.2.1, 11.3.0, 11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.10, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3

Fixed In:
12.0.0, 11.6.0 HF4, 11.5.2, 11.4.1 HF9, 11.4.0 HF6, 11.2.1 HF16

Opened: Nov 12, 2013
Severity: 3-Major
Related Article:
K17155

Symptoms

TMM may crash if a fast L4 profile has a fragmented packet

Impact

Traffic disrupted while tmm restarts.

Conditions

fastl4 configure incoming fragmented packets

Workaround

In fast L4 profile, enable option "Reassemble IP Fragments"

Fix Information

Improved handling of a fragmented packet that could cause a crash if using a fastL4 profile.

Behavior Change