CVE-2026-39458 BIG-IP DNS Cache vulnerability

When a BIG-IP is configured with DNS caching Such as a DNS profile with caching enabled, SSL Orchestrator, Advanced WAF DoS protection, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are n...

CVE-2026-39458

CVE-2026-39458 affects BIG-IP DNS when a DNS cache profile is enabled on a virtual server, causing the Traffic Management Microkernel (TMM) to terminate and disrupt traffic (DoS). Exploitation details are not provided in the documents. Affected/fixed status per F5 advisory: BIG-IP (all modules) 2...

CVE-2026-41227 BIG-IP HTTP/2 Layer 7 Dos Protection vulnerability

On an HTTP/2 virtual server with Layer 7 DoS Protection configured, undisclosed traffic can result in an increase in memory consumption causing the Traffic Management Microkernel TMM process to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-42409

CVE-2026-42409 affects BIG-IP: when an HTTP/2 profile is used with an iRule containing HTTP::redirect or HTTP::respond on a virtual server, undisclosed requests can crash the Traffic Management Microkernel (TMM), causing DoS. Evidence in connected docs shows affected products: BIG-IP (all modules...

CVE-2026-42409 BIG-IP HTTP/2 vulnerability

When an HTTP/2 profile and an iRule containing the HTTP::redirect or HTTP::respond command are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM process to terminate. Note: Software versions which have reached End of Technical Support EoTS are...

CVE-2026-41227

CVE-2026-41227 affects BIG-IP with HTTP/2 Layer 7 DoS Protection enabled. Undisclosed traffic can trigger a memory increase that causes the Traffic Management Microkernel (TMM) process to terminate, leading to DoS on the data plane. The advisory notes EoTS-filtering is applied to evaluation, and ...

CVE-2026-41227 BIG-IP HTTP/2 Layer 7 Dos Protection vulnerability

On an HTTP/2 virtual server with Layer 7 DoS Protection configured, undisclosed traffic can result in an increase in memory consumption causing the Traffic Management Microkernel TMM process to terminate. 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...

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...

K000160727: BIG-IP Advanced WAF and ASM vulnerability CVE-2026-40060

Security Advisory Description When a BIG-IP Advanced WAF or ASM security policy is configured on a virtual server, undisclosed requests can cause the bd process to terminate. CVE-2026-40060 Impact Traffic is disrupted while the bd process restarts. This vulnerability allows a remote,...

K000160875: BIG-IP PEM iRules vulnerability CVE-2026-41218

Security Advisory Description 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. CVE-2026-41218...

F5 BIG-IP 安全漏洞

F5 BIG-IP is an application delivery platform developed by F5 Technologies in the United States. It integrates functions such as network traffic management, application security management, and load balancing. There is a security vulnerability in F5 BIG-IP. This vulnerability arises from the...

PT-2026-40658

Name of the Vulnerable Software and Affected Versions F5 BIG-IP versions prior to 17.1.3.1 F5 BIG-IP versions prior to 17.5.1.4 F5 BIG-IP versions prior to 21.0.0.1 Description Undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate when PEM iRules are configured on a...

PT-2026-40675

Name of the Vulnerable Software and Affected Versions F5 BIG-IP versions prior to 17.1.3.1 F5 BIG-IP versions prior to 17.5.1.4 F5 BIG-IP versions prior to 21.0.0.1 Description When a Client SSL profile is configured with Allow Dynamic Record Sizing on a UDP virtual server, undisclosed traffic ca...

F5 BIG-IP 缓冲区错误漏洞

F5 BIG-IP is an application delivery platform developed by F5 Technologies in the United States. It integrates functions such as network traffic management, application security management, and load balancing. F5 BIG-IP has a buffer error vulnerability, which stems from virtual servers configured...

PT-2026-40661

Name of the Vulnerable Software and Affected Versions F5 BIG-IP versions prior to 17.1.3.1 F5 BIG-IP versions prior to 17.5.1.4 Description On an HTTP/2 virtual server with Layer 7 DoS Protection configured, undisclosed traffic can lead to excessive resource allocation and increased memory...

PT-2026-40643

Name of the Vulnerable Software and Affected Versions F5 BIG-IP versions prior to 17.1.3.1 F5 BIG-IP versions prior to 17.5.1.4 F5 BIG-IP versions prior to 21.0.0.1 Description When a BIG-IP Advanced WAF or ASM security policy is configured on a virtual server, undisclosed requests can cause the ...

F5 BIG-IP 安全漏洞

F5 BIG-IP is an application delivery platform developed by F5 Technologies in the United States. It integrates functions such as network traffic management, application security management, and load balancing. There is a security vulnerability in F5 BIG-IP. This vulnerability arises from HTTP/2...

PT-2026-53696

Name of the Vulnerable Software and Affected Versions iOS versions prior to 26.5.2 iPadOS versions prior to 26.5.2 macOS Tahoe versions prior to 26.5.2 Description Improper input validation in the operating system kernel allows a malicious app to pass crafted data into a privileged system or...

F5 BIG-IP 代码问题漏洞

F5 BIG-IP is an application delivery platform developed by F5 Corporation in the United States. It integrates functions such as network traffic management, application security management, and load balancing. There is a code vulnerability in F5 BIG-IP. This vulnerability arises when configuring...