CVE-2026-20010

A vulnerability in the Link Layer Discovery Protocol LLDP feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the LLDP process to restart, which could cause an affected device to reload unexpectedly. This vulnerability is due to improper handling of specific...

EUVD-2026-8664

A vulnerability in the Link Layer Discovery Protocol LLDP feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the LLDP process to restart, which could cause an affected device to reload unexpectedly. This vulnerability is due to improper handling of specific...

CVE-2026-20051

A vulnerability with the Ethernet VPN EVPN Layer 2 ingress packet processing of Cisco Nexus 3600 Platform Switches and Cisco Nexus 9500-R Series Switching Platforms could allow an unauthenticated, adjacent attacker to trigger a Layer 2 traffic loop. This vulnerability is due to a logic error when...

CVE-2026-20010

A vulnerability in the Link Layer Discovery Protocol LLDP feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the LLDP process to restart, which could cause an affected device to reload unexpectedly. This vulnerability is due to improper handling of specific...

CVE-2026-20010 Cisco Nexus 3000 and 9000 Series Switches Link Layer Discovery Protocol Denial of Service Vulnerability

A vulnerability in the Link Layer Discovery Protocol LLDP feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the LLDP process to restart, which could cause an affected device to reload unexpectedly. This vulnerability is due to improper handling of specific...

CVE-2026-20051

Summary: CVE-2026-20051 affects Cisco Nexus 3600 Series switches and Nexus 9500-R Series platforms, where a logic error in Ethernet VPN (EVPN) Layer 2 ingress packet processing can be triggered by a crafted Layer 2 frame. An unauthenticated, adjacent attacker could induce a Layer 2 traffic loop t...

CVE-2026-20051

A vulnerability with the Ethernet VPN EVPN Layer 2 ingress packet processing of Cisco Nexus 3600 Platform Switches and Cisco Nexus 9500-R Series Switching Platforms could allow an unauthenticated, adjacent attacker to trigger a Layer 2 traffic loop. This vulnerability is due to a logic error when...

CVE-2026-20051 Cisco Nexus 3600-R and 9500-R Series Switching Platforms Layer 2 Loop Denial of Service Vulnerability

A vulnerability with the Ethernet VPN EVPN Layer 2 ingress packet processing of Cisco Nexus 3600 Platform Switches and Cisco Nexus 9500-R Series Switching Platforms could allow an unauthenticated, adjacent attacker to trigger a Layer 2 traffic loop. This vulnerability is due to a logic error when...

The vulnerability in the implementation of the L2TP/IPSec VPN server software for Wi-Fi routers from TP-Link, the Archer AXE75, allows a perpetrator to disclose confidential information.

The vulnerability of the L2TP/IPSec VPN server implementation in the Wi-Fi router software from TP-Link Archer AXE75 relates to a flaw in the data protection mechanism. Exploiting this vulnerability allows an attacker to disclose protected information remotely...

OSEC-2026-02 ARP unbounded memory usage

Background Mirage's implementation of the ARP protocol RFC826 caches ARP replies to construct an IPv4 address - MAC address cache. This cache is long-lived effectively global, and also contains pending ARP requests, which are replaced by the reply, or deleted after a timeout. ARP replies that do...

Linux Distros Unpatched Vulnerability : CVE-2026-23120

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - l2tp: avoid one data-race in l2tptunneldelwork We should read sk-sksocket only when dealing with kernel sockets. syzbot reported the following data-race: BUG:...

CVE-2026-23120 l2tp: avoid one data-race in l2tp_tunnel_del_work()

In the Linux kernel, the following vulnerability has been resolved: l2tp: avoid one data-race in l2tptunneldelwork We should read sk-sksocket only when dealing with kernel sockets. syzbot reported the following data-race: BUG: KCSAN: data-race in l2tptunneldelwork / skcommonrelease write to...

CVE-2026-23120

In the Linux kernel, the following vulnerability has been resolved: l2tp: avoid one data-race in l2tptunneldelwork We should read sk-sksocket only when dealing with kernel sockets. syzbot reported the following data-race: BUG: KCSAN: data-race in l2tptunneldelwork / skcommonrelease write to...

CVE-2026-23120 l2tp: avoid one data-race in l2tp_tunnel_del_work()

In the Linux kernel, the following vulnerability has been resolved: l2tp: avoid one data-race in l2tptunneldelwork We should read sk-sksocket only when dealing with kernel sockets. syzbot reported the following data-race: BUG: KCSAN: data-race in l2tptunneldelwork / skcommonrelease write to...

CVE-2026-0620

When configured as L2TP/IPSec VPN server, Archer AXE75 V1 may accept connections using L2TP without IPSec protection, even when IPSec is enabled. This allows VPN sessions without encryption, exposing data in transit and compromising confidentiality...

CVE-2026-23072 l2tp: Fix memleak in l2tp_udp_encap_recv().

In the Linux kernel, the following vulnerability has been resolved: l2tp: Fix memleak in l2tpudpencaprecv. syzbot reported memleak of struct l2tpsession, l2tptunnel, sock, etc. 0 The cited commit moved down the validation of the protocol version in l2tpudpencaprecv. The new place requires an extr...

CVE-2026-0620

When configured as L2TP/IPSec VPN server, Archer AXE75 V1 may accept connections using L2TP without IPSec protection, even when IPSec is enabled. This allows VPN sessions without encryption, exposing data in transit and compromising confidentiality...

CVE-2026-0620 L2TP over IPSec Encryption Failure on ArcherAXE75

When configured as L2TP/IPSec VPN server, Archer AXE75 V1 may accept connections using L2TP without IPSec protection, even when IPSec is enabled. This allows VPN sessions without encryption, exposing data in transit and compromising confidentiality...

CVE-2026-0620 L2TP over IPSec Encryption Failure on ArcherAXE75

When configured as L2TP/IPSec VPN server, Archer AXE75 V1 may accept connections using L2TP without IPSec protection, even when IPSec is enabled. This allows VPN sessions without encryption, exposing data in transit and compromising confidentiality...

CVE-2026-0620

When configured as L2TP/IPSec VPN server, Archer AXE75 V1 may accept connections using L2TP without IPSec protection, even when IPSec is enabled. This allows VPN sessions without encryption, exposing data in transit and compromising confidentiality...