Last Modified: Aug 31, 2026
Affected Product(s):
BIG-IP AFM
Known Affected Versions:
17.1.2.1, 17.1.2.2, 17.1.3, 17.1.3.1, 17.1.3.2
Fixed In:
21.1.0.1, 17.5.1.8, 17.1.3.4
Opened: Aug 08, 2025 Severity: 2-Critical
TMM core analysis suggests that spva code received an FSD from HSB with type 14 (sPVA FSD). When the code was processing the FSD, TMM crashed because the grey list flood entry was NULL. This entry was NULL on all TMM threads
Traffic disrupted while TMM restarts
NA
None
Fixed TMM core SIGSEGV in spva_gl_ddos_find_tuples