CVE-2026-45890 | Linux Kernel up to 6.19.3 Xen Network Interface connect denial of service (WID-SEC-2026-1700)

A vulnerability was found in Linux Kernel up to 6.19.3. It has been declared as critical. The affected element is the function connect of the component Xen Network Interface. Executing a manipulation can lead to denial of service. The identification of this vulnerability is CVE-2026-45890. The attack needs to be done within the local network. There is no exploit available. It is recommended to upgrade the affected component.