CVE-2025-22846: BIG-IP SIP Vulnerability
When SIP Session and Router ALG profiles are configured on a Message Routing type 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.
Other sources
When the Session Initiation Protocol (SIP) application layer gateway (ALG) profile and the SIP router ALG profile are configured on a Message Routing type virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.
— F5
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-22846?
CVE-2025-22846 has a high severity rating as it can lead to the termination of the Traffic Management Microkernel.
How do I fix CVE-2025-22846?
To address CVE-2025-22846, upgrade to the recommended versions of F5 BIG-IP as detailed in the vendor's advisory.
Which versions of F5 BIG-IP are affected by CVE-2025-22846?
CVE-2025-22846 affects specific versions of F5 BIG-IP, including versions between 1.7.0 and 1.9.0, as well as several versions in the 15.x, 16.x, and 17.x series.
Is there a workaround for CVE-2025-22846 if I cannot upgrade?
F5 has not specified any workarounds for CVE-2025-22846; upgrading to a patched version is the recommended course of action.
How does CVE-2025-22846 impact F5 BIG-IP performance?
CVE-2025-22846 can cause the Traffic Management Microkernel to terminate unexpectedly, potentially disrupting service and affecting overall performance.