CVE-2026-23140 | Linux Kernel up to 6.1.160/6.6.120/6.12.65/6.18.5 test_run xdp_update_frame_from_buff privilege escalation (Nessus ID 299170 / WID-SEC-2026-0421)

A vulnerability was found in Linux Kernel up to 6.1.160/6.6.120/6.12.65/6.18.5. It has been classified as critical. The impacted element is the function xdp_update_frame_from_buff of the component test_run. The manipulation leads to privilege escalation. This vulnerability is documented as CVE-2026-23140. The attack requires being on the local...