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7.5 High

CVE-2026-42409 When an HTTP/2 profile and an iRule containing the HTTP::redirect or HTTP::respond command are configured on a virtual…

Description

When an HTTP/2 profile and an iRule containing the HTTP::redirect or HTTP::respond command are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) process to terminate.  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 21.1 earliest → < 21.1.0 21.1.0
BIG-IP 21.0 21.0.0 → < 21.0.0.1 21.0.0.1
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 → < 1.7.17 1.7.17
BIG-IP Next CNF 2.0 2.0.0 → < 2.0.3 2.0.3
BIG-IP Next CNF 1.4 1.4.0 → < 1.4.1 1.4.1
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Product Affected versions Fixed in
BIG-IP Next for Kubernetes 2.0 2.0.0 → < 2.1.1 2.1.1

References

Timeline

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