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.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 14 May 2026 15:00:00 +0000

Type Values Removed Values Added
First Time appeared F5
F5 big-ip
F5 big-ip Next Cnf
F5 big-ip Next For Kubernetes
F5 big-ip Next Spk
Vendors & Products F5
F5 big-ip
F5 big-ip Next Cnf
F5 big-ip Next For Kubernetes
F5 big-ip Next Spk

Wed, 13 May 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 13 May 2026 15:15:00 +0000

Type Values Removed Values Added
Description 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.
Title BIG-IP SSL/TLS vulnerability
Weaknesses CWE-131
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': '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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: f5

Published:

Updated: 2026-05-13T16:13:44.066Z

Reserved: 2026-04-30T23:02:47.694Z

Link: CVE-2026-40618

cve-icon Vulnrichment

Updated: 2026-05-13T16:13:39.516Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-13T16:16:43.097

Modified: 2026-05-13T16:27:11.127

Link: CVE-2026-40618

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-14T14:34:27Z

Weaknesses