CVE-2025-71155 | Linux Kernel up to 6.18.3 KVM gmap_helper_zap_one_page memory corruption (Nessus ID 296407 / WID-SEC-2026-0215)

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 6.18.3. This affects the function gmap_helper_zap_one_page of the component KVM. This manipulation causes memory corruption. This vulnerability appears as CVE-2025-71155. The attacker needs to be present on the local network. There is no available exploit. It is advisable to upgrade the affected component.