High severity7.5NVD Advisory· Published May 13, 2026· Updated May 13, 2026

CVE-2026-39458

Description

When a BIG-IP DNS profile enabled with DNS cache is configured on a virtual server, 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 products

F5, Inc./Big IPllm-fuzzy

Patches

Vulnerability mechanics

References

my.f5.com/manage/s/article/K000160945nvd

News mentions

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