A vulnerability identified as critical has been detected in Linux Kernel up to 7.0.12 . Affected is the function pskb_may_pull of the file net/ipv6/mcast.c of the component ipv6 . The manipulation leads to use after free. This vulnerability is listed as CVE-2026-53275 . The attack must be carried out from within the local network. There is no available exploit. You should upgrade the affected component.