CVE-2026-46273 | Linux Kernel up to 7.1-rc1 ibmveth vlan_features_check stack-based overflow (WID-SEC-2026-1802)
A vulnerability identified as critical has been detected in Linux Kernel up to 7.1-rc1. The affected element is the function vlan_features_check of the component ibmveth. This manipulation causes stack-based buffer overflow.
The identification of this vulnerability is CVE-2026-46273. The attack needs to be done within the local network. There is no exploit available.
You should upgrade the affected component.