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CVE-2026-40629 When SSL profiles are configured on a virtual server, undisclosed traffic can cause the virtual server to stop…

Description

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 products and versions

Product Affected versions Fixed in
BIG-IP 21.0 earliest → < 21.0.0 21.0.0
BIG-IP 17.5 17.5.0 → < 17.5.1.4 17.5.1.4
BIG-IP 17.1 17.1.0 → < 17.1.3.1 17.1.3.1
BIG-IP 16.1 16.1.0 → latest No fix stated
BIG-IP Next SPK 2.0 2.0.0 → < 2.0.3 2.0.3
BIG-IP Next SPK 1.7 1.7.0 → < 1.7.16 1.7.16
BIG-IP Next CNF 2.0 2.0.0 → < 2.0.3 2.0.3
BIG-IP Next CNF 1.1 1.1.0 → < 1.4.1 1.4.1
BIG-IP Next for Kubernetes 2.0 2.0.0 → < 2.1.1 2.1.1

References

Timeline

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