Last Modified: Sep 13, 2023
Affected Product(s):
BIG-IP LTM
Known Affected Versions:
11.5.1 HF1, 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, 11.5.1 HF10, 11.5.1 HF11, 11.5.2 HF1, 11.5.3 HF1, 11.5.3 HF2, 11.5.4 HF1, 11.5.4 HF2, 11.5.4 HF3, 11.5.4 HF4, 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, 11.6.0 HF5
Opened: Nov 10, 2014 Severity: 2-Critical Related Article:
K16298
In Woodside congestion control, the congestion window is used to calculate the minimum delay. During this calculation, if congestion window is 0, division by congestion window (0) causes a core during the calculation.
Traffic disrupted while tmm restarts.
The congestion window becomes 0.
Use another congestion control rather than Woodside.
A TMM crash bug when using Woodside congestion control has been fixed. The issue was a division by 0 bug.