CVE-2020-27716

On versions 15.1.0-15.1.0.5, 14.1.0-14.1.3, 13.1.0-13.1.3.5, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, when a BIG-IP APM virtual server processes traffic of an undisclosed nature, the Traffic Management Microkernel TMM stops responding and restarts...

CVE-2020-5878

On versions 15.1.0-15.1.0.1, 15.0.0-15.0.1.1, and 14.1.0-14.1.2.3, Traffic Management Microkernel TMM may restart on BIG-IP Virtual Edition VE while processing unusual IP traffic...

CVE-2020-5875

On BIG-IP 15.0.0-15.0.1 and 14.1.0-14.1.2.3, under certain conditions, the Traffic Management Microkernel TMM may generate a core file and restart while processing SSL traffic with an HTTP/2 full proxy...

CVE-2020-27713

In certain configurations on version 13.1.3.4, when a BIG-IP AFM HTTP security profile is applied to a virtual server and the BIG-IP system receives a request with specific characteristics, the connection is reset and the Traffic Management Microkernel TMM leaks memory...

CVE-2020-27723

In versions 14.1.0-14.1.3 and 13.1.0-13.1.3.4, a BIG-IP APM virtual server processing PingAccess requests may lead to a restart of the Traffic Management Microkernel TMM process...

CVE-2020-5942

In BIG-IP PEM versions 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, 14.1.0-14.1.2.7, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, when processing Capabilities-Exchange-Answer CEA packets with certain attributes from the Policy and Charging Rules Function PCRF server, the Traffic Management...

CVE-2019-6619

On BIG-IP 14.0.0-14.1.0.1, 13.0.0-13.1.1.4, and 12.1.0-12.1.4, the Traffic Management Microkernel TMM may restart when a virtual server has an HTTP/2 profile with Application Layer Protocol Negotiation ALPN enabled and it processes traffic where the ALPN extension size is zero...

CVE-2019-6686

On BIG-IP versions 15.0.0-15.0.1.1, 14.1.0-14.1.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, the Traffic Management Microkernel TMM might stop responding after the total number of diameter connections and pending messages on a single virtual server has reached 32K...

CVE-2019-6673

On versions 15.0.0-15.0.1 and 14.0.0-14.1.2, when the BIG-IP is configured in HTTP/2 Full Proxy mode, specifically crafted requests may cause a disruption of service provided by the Traffic Management Microkernel TMM...

CVE-2019-6623

On BIG-IP 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.1.4, and 12.1.0-12.1.4, undisclosed traffic sent to BIG-IP iSession virtual server may cause the Traffic Management Microkernel TMM to restart, resulting in a Denial-of-Service DoS...

CVE-2025-41433

When a Session Initiation Protocol SIP message routing framework MRF application layer gateway ALG profile is configured on a Message Routing virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of...

CVE-2025-41431

When connection mirroring is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate in the standby BIG-IP systems in a traffic group. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-36557

When an HTTP profile with the Enforce RFC Compliance option is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-35995

When a BIG-IP PEM system is licensed with URL categorization, and the URL categorization policy or an iRule with the urlcat command is enabled on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of...

Vulnerabilities fixed in F5 BIG-IP

F5 has fixed vulnerabilities in its BIG-IP systems. The vulnerabilities are in several configurations of the BIG-IP systems, including the Traffic Management Microkernel TMM that can be terminated by unpublished requests. This can lead to performance and stability issues, especially for software...

CVE-2025-41433

When a Session Initiation Protocol SIP message routing framework MRF application layer gateway ALG profile is configured on a Message Routing virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of...

CVE-2025-41433

When a Session Initiation Protocol SIP message routing framework MRF application layer gateway ALG profile is configured on a Message Routing virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of...

CVE-2025-36557

When an HTTP profile with the Enforce RFC Compliance option is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-36557

When an HTTP profile with the Enforce RFC Compliance option is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-41431

When connection mirroring is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate in the standby BIG-IP systems in a traffic group. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...