CVE-2026-40629

Summary

When SSL profiles are configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing new client connections.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected Software

VendorProductVersion RangeStatus
F5BIG-IP21.0.0 < *unaffected
F5BIG-IP17.5.0 < 17.5.1.4affected
F5BIG-IP17.1.0 < 17.1.3.1affected
F5BIG-IP16.1.0 < *affected
F5BIG-IP Next SPK2.0.0 < 2.0.3affected
F5BIG-IP Next SPK1.7.0 < 1.7.16affected
F5BIG-IP Next CNF2.0.0 < 2.0.3affected
F5BIG-IP Next CNF1.1.0 < 1.4.1affected
F5BIG-IP Next for Kubernetes2.0.0 < 2.1.1affected

Weaknesses

  • CWE-770: CWE-770 Allocation of Resources Without Limits or Throttling

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

References