On BIG-IP version 16.x before 16.1.0, 15.1.x before 15.1.4.1, 14.1.x before 14.1.4.5, and all versions of 13.1.x, when a virtual server is configured with a DNS profile with the Rapid Response Mode setting enabled and is configured on a BIG-IP system, 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.

In versions 16.0.0-16.0.0.1, 15.1.0-15.1.1, 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, in a BIG-IP DNS / BIG-IP LTM GSLB deployment, under certain circumstances, the BIG-IP DNS system may stop using a BIG-IP LTM virtual server for DNS response.

When BIG-IP AFM is licensed and provisioned, undisclosed DNS traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module, undisclosed requests can cause NGINX worker processes to terminate. Note: The HTTP/3 QUIC module is not enabled by default and is considered experimental. For more information, refer to Support for QUIC and HTTP/3 https://nginx.org/en/docs/quic.html . Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module, undisclosed requests can cause NGINX worker processes to terminate. Note: The HTTP/3 QUIC module is not enabled by default and is considered experimental. For more information, refer to Support for QUIC and HTTP/3 https://nginx.org/en/docs/quic.html . NOTE: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. For the Application Visibility and Reporting module, this may occur when the HTTP Analytics profile with URLs enabled under Collected Entities is configured on a virtual server and the DB variables avr.IncludeServerInURI or avr.CollectOnlyHostnameFromURI are enabled. For BIG-IP Advanced WAF and ASM, this may occur when either a DoS or Bot Defense profile is configured on a virtual server and the DB variables avr.IncludeServerInURI or avr.CollectOnlyHostnameFromURI are enabled. Note: The DB variables avr.IncludeServerInURI and avr.CollectOnlyHostnameFromURI are not enabled by default. For more information about the HTTP Analytics profile and the Collect URLs setting, refer to K30875743: Create a new Analytics profile and attach it to your virtual servers https://my.f5.com/manage/s/article/K30875743 . Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

When a virtual server is enabled with VLAN group and SNAT listener is configured, 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

When a BIG-IP PEM classification profile is configured on a UDP virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. This issue affects classification engines using signatures released between 09-08-2022 and 02-16-2023. See the table in the F5 Security Advisory for a complete list of affected classification signature files.  NOTE: Software versions which have reached End of Technical Support (EoTS) are not evaluated

When a BIG-IP Advanced WAF or BIG-IP ASM policy with a Request Body Handling option is attached to a virtual server, undisclosed requests can cause the BD process to terminate. The condition results from setting the Request Body Handling option in the Header-Based Content Profile for an Allowed URL with "Apply value and content signatures and detect threat campaigns."  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

When HTTP/2 is configured on BIG-IP or BIG-IP Next SPK systems, undisclosed responses can cause the Traffic Management Microkernel (TMM) to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

When BIG-IP AFM Device DoS or DoS profile is configured with NXDOMAIN attack vector and bad actor detection, undisclosed queries can cause the Traffic Management Microkernel (TMM) to terminate.  NOTE: Software versions which have reached End of Technical Support (EoTS) are not evaluated

When an Advanced WAF/ASM security policy and a Websockets profile are configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) process to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

When a BIG-IP ASM/Advanced WAF security policy is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

When a client SSL profile is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

When a per-request policy is configured on a BIG-IP APM portal access 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.

When using a multi-bladed platform with more than one blade, 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.

os/unix/ngx_files.c in nginx before 1.10.1 and 1.11.x before 1.11.1 allows remote attackers to cause a denial of service (NULL pointer dereference and worker process crash) via a crafted request, involving writing a client request body to a temporary file.

When the BIG-IP Advanced WAF and ASM security policy and a server-side HTTP/2 profile are 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.

When a classification profile is configured on a virtual server without an HTTP or HTTP/2 profile, 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.

Nginx NJS v0.7.4 was discovered to contain a segmentation violation in njs_promise_reaction_job. NOTE: the vendor disputes the significance of this report because NJS does not operate on untrusted input.

Nginx NJS v0.7.2 to v0.7.4 was discovered to contain a segmentation violation via njs_scope_valid_value at njs_scope.h. NOTE: the vendor disputes the significance of this report because NJS does not operate on untrusted input.

In BIG-IP versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5.1, and 13.1.x before 13.1.5.1, when a SIP profile is configured on a virtual server, undisclosed messages can cause an increase in memory resource utilization.

When an 'Attack Signature False Positive Mode' enabled security policy is configured on a virtual server, undisclosed requests can cause the bd process to terminate.

In all BIG-IP 13.1.x versions, when an iRule containing the HTTP::collect command is configured on a virtual server, undisclosed requests can cause Traffic Management Microkernel (TMM) to terminate.

In versions 16.1.x before 16.1.3.2 and 15.1.x before 15.1.5.1, when BIG-IP AFM Network Address Translation policy with IPv6/IPv4 translation rules is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization.

When a virtual server, network address translation (NAT) object, or secure network address translation (SNAT) object uses the embedded Packet Velocity Acceleration (ePVA) feature, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.  To determine which BIG-IP platforms have an ePVA chip refer to K12837: Overview of the ePVA feature https://my.f5.com/manage/s/article/K12837 .  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

When a BIG-IP Advanced WAF/ASM security policy is configured on a virtual server, undisclosed requests can cause the bd process to terminate.

In BIG-IP versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.2, 15.1.x before 15.1.7, 14.1.x before 14.1.5.2, and 13.1.x before 13.1.5.1, when a sideband iRule is configured on a virtual server, undisclosed traffic can cause an increase in memory resource utilization.

In BIG-IP versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5.1, and 13.1.x before 13.1.5.1, when DNS profile is configured on a virtual server with DNS Express enabled, undisclosed DNS queries with DNSSEC can cause TMM to terminate.

In BIG-IP versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.7, and 14.1.x before 14.1.5.1, when an LTM TCP profile with Auto Receive Window Enabled is configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing new client connections.

In BIG-IP Versions 16.1.x before 16.1.2.2, 15.1.x before 15.1.6.1, and 14.1.x before 14.1.5, when an HTTP2 profile is configured on a virtual server, undisclosed traffic can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

In BIG-IP Versions 17.0.x before 17.0.0.1 and 16.1.x before 16.1.3.1, when source-port preserve-strict is configured on an HTTP Message Routing Framework (MRF) virtual server, undisclosed traffic may cause the Traffic Management Microkernel (TMM) to produce a core file and the connection to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

In BIG-IP Versions 16.1.x before 16.1.3.1 and 15.1.x before 15.1.6.1, when an LTM Client or Server SSL profile with TLS 1.3 enabled is configured on a virtual server, along with an iRule that calls HTTP::respond, 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.

In BIG-IP Versions 16.1.x before 16.1.3.1, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5, and all versions of 13.1.x, when an LTM virtual server is configured to perform normalization, 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.

Nginx NJS v0.7.5 was discovered to contain a segmentation violation via njs_djb_hash at src/njs_djb_hash.c.

In BIG-IP Versions 16.1.x before 16.1.2.2, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5, and all versions of 13.1.x, when a BIG-IP LTM Client SSL profile is configured on a virtual server to perform client certificate authentication with session tickets enabled, undisclosed requests cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

In BIG-IP Versions 16.1.x before 16.1.3, 15.1.x before 15.1.6.1, and 14.1.x before 14.1.5, when a BIG-IP APM access policy with Service Connect agent is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 allows remote attackers to cause a denial of service (invalid pointer dereference and worker process crash) via a crafted UDP DNS response.

When a TCP profile with Multipath TCP (MPTCP) enabled is configured on a virtual server, undisclosed traffic along with conditions beyond the attacker's control can cause the Traffic Management Microkernel (TMM) to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

On F5 BIG-IP 16.1.x versions prior to 16.1.2 and 15.1.x versions prior to 15.1.5.1, when the DNS resolver configuration is used, 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

Nginx NJS v0.7.2 was discovered to contain a segmentation violation via njs_lvlhsh_bucket_find at njs_lvlhsh.c.

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, when the stream profile is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

On F5 BIG-IP 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, and 13.1.x versions prior to 13.1.5, when an IPSec ALG profile is configured on a virtual server, undisclosed responses can cause Traffic Management Microkernel(TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, and 13.1.x versions prior to 13.1.5, on platforms with an ePVA and the pva.fwdaccel BigDB variable enabled, undisclosed requests to a virtual server with a FastL4 profile that has ePVA acceleration enabled can cause the Traffic Management Microkernel (TMM) process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

On F5 BIG-IP LTM, Advanced WAF, ASM, or APM 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5, 14.1.x versions prior to 14.1.4.6, and all versions of 13.1.x, 12.1.x, and 11.6.x, when a virtual server is configured with HTTP, TCP on one side (client/server), and DTLS on the other (server/client), undisclosed requests can cause the TMM process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5, 14.1.x versions prior to 14.1.4.6, and 13.1.x versions prior to 13.1.5, when a Real Time Streaming Protocol (RTSP) profile is configured on a virtual server, undisclosed traffic can cause an increase in Traffic Management Microkernel (TMM) resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, 13.1.x versions prior to 13.1.5, and all versions of 12.1.x and 11.6.x, when an Internet Content Adaptation Protocol (ICAP) profile is configured on a virtual server, undisclosed traffic can cause an increase in Traffic Management Microkernel (TMM) memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

On F5 BIG-IP 15.1.x versions prior to 15.1.0.2, 14.1.x versions prior to 14.1.4.6, 13.1.x versions prior to 13.1.5, and all versions of 12.1.x and 11.6.x, when a DNS listener is configured on a virtual server with DNS queueing (default), undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5, and 14.1.x versions prior to 14.1.4.6, 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 Technical Support (EoTS) are not evaluated

On F5 BIG-IP 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, and 13.1.x versions prior to 13.1.5, when the BIG-IP CGNAT Large Scale NAT (LSN) pool is configured on a virtual server and packet filtering is enabled, 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