CVE-2026-39458

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...

F5 Networks BIG-IP : BIG-IP DNS Cache vulnerability (K000160945)

The version of F5 Networks BIG-IP installed on the remote host is prior to 17.1.3.2 / 17.5.1.6 / 21.0.0.1. It is, therefore, affected by a vulnerability as referenced in the K000160945 advisory. When a BIG-IP DNS profile enabled with DNS cache is configured on a virtual server, undisclosed traffi...

CVE-2026-39458 BIG-IP DNS Cache vulnerability

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...

K000160945: BIG-IP DNS Cache vulnerability CVE-2026-39458

Security Advisory 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. CVE-2026-39458 Impact Traffic is disrupted while the TMM process restarts. This vulnerability allows...