A vulnerability categorized as critical has been discovered in Linux Kernel up to 6.6.142/6.12.93/6.18.35/7.0.12 . This impacts the function nft_ct_set_zone_eval of the component netfilter . Executing a manipulation can lead to stack-based buffer overflow. This vulnerability is tracked as CVE-2026-53267 . The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.