USN-8630-1 linux, linux-aws, linux-aws-fips, linux-azure, linux-azure-6.8, linux-azure-fde, linux-azure-fde-6.8, linux-azure-fips, linux-fips, linux-gcp, linux-gcp-6.8, linux-gcp-fips, linux-gke, linux-gkeop, linux-ibm, linux-ibm-6.8, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-realtime, linux-realtime-6.8, linux-xilinx vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - InfiniBand drivers; - Network drivers; - Mellanox network drivers; - File systems infrastructur...

CVE-2026-16931

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper handling of zero-length TCP options...

CVE-2026-16931

CVE-2026-16931 affects IBM i releases 7.6, 7.5, 7.4 and 7.3. A remote attacker could cause a denial of service through improper handling of zero-length TCP options. The vulnerability has a CVSS v3.1 base score of 7.5 (NETWORK, HIGH impact on availability; no impact on confidentiality/integrity). ...

EUVD-2026-57376

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper handling of zero-length TCP options...

CVE-2026-16931 IBM i is Affected By A Denial of Service Vulnerability []

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service due to improper handling of zero-length TCP options...

CVE-2026-73296

Microsoft UFO open-source framework for intelligent automation across devices and platforms. Prior to 3.0.8, createmobiledatacollectionserver and createmobileactionserver in ufo/client/mcp/httpservers/mobilemcpserver.py exposed Streamable HTTP MCP services on TCP ports 8020 and 8021 without...

UBUNTU-CVE-2026-68443

In the Linux kernel, the following vulnerability has been resolved: hwmon: gigabytewaterforce Stop device IO before calling hidhwstop Calling hidhwstop does not stop the device IO. This results in a race condition between hidinputreport and the point immediately following the execution of...

Linux Distros Unpatched Vulnerability : CVE-2026-68119

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tcp: initialize standalone TCP-AO response padding tcpv4sendack and tcpv6sendresponse construct standalone TCP responses with TCP-AO options. The option length...

PT-2026-71356

Name of the Vulnerable Software and Affected Versions etcd versions prior to 3.5.33 etcd versions prior to 3.6.14 etcd versions prior to 3.7.1 Description A network attacker capable of reaching an etcd TLS listener can initiate numerous TCP connections without sending a ClientHello. Within the fi...

Linux Distros Unpatched Vulnerability : CVE-2026-15554

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - the Undertow AJP listener honours forged sslcert and isssl AJP attributes without requiring any shared- secret authentication. This enables an unauthenticated...

Linux Distros Unpatched Vulnerability : CVE-2026-68122

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ovpn: fix peer refcount leak in TCP error paths When either the TCP RX or TX error path calls ovpnpeerhold followed by schedulework&peer-tcp.deferdelwork, and t...

Linux Distros Unpatched Vulnerability : CVE-2026-72712

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Nmap versions up to and including 7.99 contains a denial of service vulnerability that allows remote attackers to crash the application by sending a crafted...

CVE-2026-62959

A flaw was found in Coturn. When configured with ACME redirect and a plaintext-TCP listener, an unauthenticated remote client can send an HTTP GET request. This action can lead to the disclosure of up to approximately 870 bytes of adjacent process heap memory. On a busy server, this leaked memory...

CVE-2026-68119

A flaw was found in the Linux kernel's TCP Authentication Option TCP-AO implementation. When the kernel constructs standalone TCP responses with TCP-AO options, padding bytes in the TCP header may be left uninitialized. If the Message Authentication Code MAC length is not four-byte aligned, these...

CVE-2026-68118

A flaw was found in the Linux kernel's handling of TCP Transmission Control Protocol connections. A remote attacker could send a specially crafted TCP Reset RST packet during the SYN-RECEIVED state. This could cause the system to prematurely remove connection requests instead of issuing a challen...

Security Bulletin: IBM i is Affected By A Denial of Service Vulnerability [CVE-2026-16931]

Summary IBM i is vulnerable to a denial of service due to improper handling of TCP options CVE-2026-16931 as described in the vulnerability details section. Vulnerability Details CVEID:CVE-2026-16931 DESCRIPTION: IBM i could allow a remote attacker to cause a denial of service due to improper...

CVE-2026-72712

Nmap versions up to and including 7.99 contains a denial of service vulnerability that allows remote attackers to crash the application by sending a crafted packet containing a zero-length TCP option. The malformed packet forces the Packet:parseoptions function in nselib/packet.lua to allocate...

DEBIAN-CVE-2026-72712

Nmap versions up to and including 7.99 contains a denial of service vulnerability that allows remote attackers to crash the application by sending a crafted packet containing a zero-length TCP option. The malformed packet forces the Packet:parseoptions function in nselib/packet.lua to allocate...

CVE-2026-72712

Nmap versions up to and including 7.99 contains a denial of service vulnerability that allows remote attackers to crash the application by sending a crafted packet containing a zero-length TCP option. The malformed packet forces the Packet:parseoptions function in nselib/packet.lua to allocate...

UBUNTU-CVE-2026-72712

Nmap versions up to and including 7.99 contains a denial of service vulnerability that allows remote attackers to crash the application by sending a crafted packet containing a zero-length TCP option. The malformed packet forces the Packet:parseoptions function in nselib/packet.lua to allocate...