CVE-2026-20051: Use of Uninitialized Variable

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-2022-48748 net: bridge: vlan: fix memory leak in __allowed_ingress

In the Linux kernel, the following vulnerability has been resolved: net: bridge: vlan: fix memory leak in allowedingress When using per-vlan state, if vlan snooping and stats are disabled, untagged or priority-tagged ingress frame will go to check pvid state. If the port state is forwarding and t...

Cisco Wireless LAN Controller Access Network Query Protocol Denial of Service Vulnerability

A vulnerability in the Access Network Query Protocol ANQP ingress frame processing functionality of Cisco Wireless LAN Controllers could allow an unauthenticated, Layer 2 RF-adjacent attacker to cause an affected device to restart unexpectedly, resulting in a denial of service DoS condition. The...