CVE-2026-18916 Remote TCP DoS by throttling the TCP receive window

Any remote client can crash a NSD serve child, by throttling the TCP receive window after a TCP query. By continuously crashing the serve childs, the remote client can denial all TCP service to this NSD instance...

kernel: netfilter: conntrack: tcp: do not force CLOSE on invalid-seq RST without direction check

A flaw was found in the Linux kernel's netfilter conntrack TCP state machine. A remote attacker can exploit this vulnerability by sending a specially crafted sequence of TCP Transmission Control Protocol packets, specifically a SYN synchronize packet followed by an RST reset packet with an invali...

CVE-2025-61479

Vanderbilt Industries Acre Security SPC5300.000 Main Board version 3.14.1 is affected by a denial-of-service vulnerability. The root cause is that SPC Connect Pro software accepts replayed application-layer payloads injected into an active TCP session, allowing a physically proximate attacker to ...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098864)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098864 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkosf: fix divide-by-zero in OSFWSSMODULO nfosfmatchone computes ctx-window %...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098898)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098898 advisory. In the Linux kernel, the following vulnerability has been resolved: net: ipv4: bound TCP reordering sysctl writes and MTU probe sizes Reject invalid...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098916)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098916 advisory. In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: Fix potential UAF when ddgst mismatch Shivam Kumar found via vulnerability testing: Wh...

EUVD-2026-66755

Stomper 5e2741e is vulnerable to Denial of Service. When a broker sends data to a client whose TCP connection was already closed by the peer, the server process receives SIGPIPE and immediately terminates, resulting in a denial of service. Any unauthenticated client can trigger the crash by closi...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098994)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098994 advisory. In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: don't restore null skstatechange queue-statechange is set as part of...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098928)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098928 advisory. In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: check INITFAILED before nvmetrequninit in digest error path In nvmettcptryrecvddgst,...

CVE-2026-26446

Stomper (a STOMP message broker, commit 5e2741e ) is vulnerable to Denial of Service via an unhandled SIGPIPE signal. When the broker sends data to a client whose TCP connection was already closed by the peer, the server process immediately terminates, crashing the service. Any unauthenticated cl...

CVE-2026-26446

Stomper 5e2741e is vulnerable to Denial of Service. When a broker sends data to a client whose TCP connection was already closed by the peer, the server process receives SIGPIPE and immediately terminates, resulting in a denial of service. Any unauthenticated client can trigger the crash by closi...

EUVD-2026-66753

Stomper 5e2741e is vulnerable to Use-After-Free. When a client sends multiple CONNECT frames on the same TCP connection, and subsequently another client or a later connection sends SEND frames to a destination previously subscribed on that connection, the broker may dereference a pointer to a...

NSD -- multiple vulnerabilities

NLnet Labs reports: CVE-2026-18664: IP range access control restrictions are bypassed for some unintended IP. Reported by Qifan Zhang from Palo Alto Networks, Claude and Ada Logics. CVE-2026-18916: Any remote client can denial TCP service by throttling the TCP receive window down to 1. Reported b...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098787)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098787 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: restrict SOATTACHFILTER to priv users This patch restricts the use of SOATTACHFILTER cBPF on...

EUVD-2025-210803

An issue in Vanderbilt Industries, Acre Security SPC5300.000 Main Board v.3.14.1 allows a physically proximate attacker to cause a denial of service via the SPC Connect Pro software accepts replayed application-layer payloads injected into an active TCP session...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098698)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098698 advisory. In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: sanitize request list handling Validate the request in nvmetcphandler2t to ensure it's...

CVE-2025-61480

CVE-2025-61480 affects the Vanderbilt Industries, Acre Security SPC5300.000 Main Board (version 3.14.1 ). A physically proximate attacker can trigger a denial of service by sending spoofed TCP FIN packets that are accepted without validating the sequence or acknowledgment numbers, leading to a Hi...

EUVD-2025-210802

An issue in Vanderbilt Industries, Acre Security SPC5300.000 Main Board v.3.14.1 allows a physically proximate attacker to cause a denial of service via spoofed TCP FIN packets without validating the sequence or acknowledgment numbers...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098854)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098854 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: fix potential race in tcpv6synrecvsock Code in tcpv6synrecvsock after the call to...

CVE-2026-74696

A flaw was found in the Linux kernel's TCP Fast Open TFO implementation. During SOREUSEPORT listener migration, the system incorrectly accounts for pending TCP Fast Open requests. This can lead to a Denial of Service DoS by allowing an excessive number of Fast Open requests, potentially exhaustin...