Last Modified: Aug 19, 2026
Affected Product(s):
BIG-IP PEM
Known Affected Versions:
11.5.1, 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, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.5.4, 11.5.4 hf1, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10
Fixed In:
11.6.0
Opened: Feb 04, 2014 Severity: 3-Major
Under high load stress/performance testing for PEM use case with ePVA offloading, the tmm may crash due to improper HUD abort signal handling in bigproto_teardown.
Traffic disrupted while tmm restarts.
it may occur when BIGIP/PEM is under high load stress/performance testing for PEM use case with fastL4 (ePVA offloading)
None
A TMM crash bug involving PEM under high load has been fixed.