CVE-2026-41956 BIG-IP TMM Vulnerability

When a classification profile is configured on a UDP 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-2026-40618 BIG-IP SSL/TLS vulnerability

When an SSL profile is configured on a virtual server on BIG-IP Virtual Edition VE without Intel QuickAssist Technology QAT or on BIG-IP hardware platforms with the database variable crypto.hwacceleration set to disabled, undisclosed traffic can cause the Traffic Management Microkernel TMM to...

CVE-2026-41956 BIG-IP TMM Vulnerability

When a classification profile is configured on a UDP 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-2026-42920 BIG-IP DTLS Vulnerability

When a Client SSL profile is configured with Allow Dynamic Record Sizing on a UDP 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...

CVE-2026-42920

CVE-2026-42920 affects BIG-IP DTLS: when a Client SSL profile has Allow Dynamic Record Sizing on a UDP virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate, resulting in a DoS as TMM restarts. The F5 advisory notes this is a data-plane issue with rem...

CVE-2026-42920 BIG-IP DTLS Vulnerability

When a Client SSL profile is configured with Allow Dynamic Record Sizing on a UDP 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...

CVE-2026-41218

CVE-2026-41218 affects BIG-IP PEM iRules in the data plane. Triggered by iRules commands CLASSIFICATION::, CLASSIFY::, PEM::, PSC::, and urlcatquery, undisclosed traffic can cause TMM termination, disrupting traffic and enabling DoS without auth. Affected: BIG-IP PEM on BIG-IP Next/BIG-IP PEM 21....

CVE-2026-41218 BIG-IP PEM iRules vulnerability

When BIG-IP PEM iRules are configured on a virtual server iRules using commands starting with CLASSIFICATION::, CLASSIFY::, PEM::, PSC::, and the urlcatquery command, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End...

CVE-2026-40629 BIG-IP SSL/TLS vulnerability

When SSL profiles are configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing new client connections. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-40629 BIG-IP SSL/TLS vulnerability

When SSL profiles are configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing new client connections. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-41218 BIG-IP PEM iRules vulnerability

When BIG-IP PEM iRules are configured on a virtual server iRules using commands starting with CLASSIFICATION::, CLASSIFY::, PEM::, PSC::, and the urlcatquery command, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End...

CVE-2026-40629

CVE-2026-40629 affects BIG-IP SSL/TLS when SSL profiles are configured on a virtual server. The issue can cause the virtual server to stop processing new client connections, effectively a DoS for new connections. The F5 advisory confirms this is a data plane issue; no control plane exposure. Miti...

CVE-2026-42781 BIG-IP FastL4 virtual server vulnerability

When embedded Packet Velocity Acceleration ePVA acceleration is configured, undisclosed local ethernet traffic can cause an increase in ePVA and Traffic Management Microkernel TMM resource utilization. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-42781

The CVE-2026-42781 issue affects BIG-IP with embedded ePVA acceleration enabled. A local network attacker can cause the ePVA/TMM to escalate resource utilization, degrading system performance and potentially causing DoS on vulnerable rSeries/VELOS deployments that support ePVA. That impact is a d...

CVE-2026-42781 BIG-IP FastL4 virtual server vulnerability

When embedded Packet Velocity Acceleration ePVA acceleration is configured, undisclosed local ethernet traffic can cause an increase in ePVA and Traffic Management Microkernel TMM resource utilization. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-42781

When embedded Packet Velocity Acceleration ePVA acceleration is configured, undisclosed local ethernet traffic can cause an increase in ePVA and Traffic Management Microkernel TMM resource utilization. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-40067

BIG-IP APM CVE-2026-40067 affects BIG-IP APM with vulnerable 21.x releases (e.g., 21.0.0 exposed). The issue occurs when an access policy is configured on a virtual server, allowing undisclosed traffic to trigger a denial-of-service by terminating the apmd process. The F5 advisory classifies this...

CVE-2026-40067 BIG-IP APM Vulnerability

When a BIG-IP APM access policy is configured on a virtual server, undisclosed traffic can cause the apmd process to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-42408 BIG-IP DNS tmsh vulnerability

When BIG-IP DNS is provisioned, a vulnerability exists in an undisclosed TMOS Shell tmsh command that may allow a highly privileged authenticated attacker to view sensitive information. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-40067 BIG-IP APM Vulnerability

When a BIG-IP APM access policy is configured on a virtual server, undisclosed traffic can cause the apmd process to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...