CVE-2026-40618

published 2026-05-13

CVE-2026-40618: When an SSL profile is configured on a virtual server on BIG-IP Virtual Edition (VE) without Intel QuickAssist Technology (QAT) or on BIG-IP hardware platforms…

high 8.7 CVSS 4.0

AV N AC L AT N PR N UI N VC N VI N VA H SC N SI N SA L E X CR X IR X AR X MAV X MAC X MAT X MPR X MUI X MVC X MVI X MVA X MSC X MSI X MSA X S X AU X R X V X RE X U X

When an SSL profile is configured on a virtual server on BIG-IP Virtual Edition (VE) without Intel QuickAssist Technology (QAT) or on BIG-IP hardware platforms with the database variable crypto.hwacceleration set to disabled, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected

10 ranges

Vendor	Product	Version range	Fixed in
f5	big-ip	—	—
f5	big-ip	>= 16.1.0 < *	*
f5	big-ip	>= 17.1.0 < 17.1.3.1	17.1.3.1
f5	big-ip	>= 17.5.0 < 17.1.5.4	17.1.5.4
f5	big-ip	>= 21.0.0 < 21.0.0.1	21.0.0.1
f5	big-ip_next_cnf	>= 1.1.0 < *	*
f5	big-ip_next_cnf	>= 2.0.0 < *	*
f5	big-ip_next_for_kubernetes	>= 2.0.0 < 2.2.0	2.2.0
f5	big-ip_next_spk	>= 1.7.0 < *	*
f5	big-ip_next_spk	>= 2.0.0 < *	*

CWE-131