A vulnerability labeled as critical has been found in Linux Kernel up to 6.12.82/6.18.23/6.19.13. The impacted element is the function eui64_mt6 of the component netfilter. The manipulation results in incorrect comparison.

This vulnerability is identified as CVE-2026-31685. The attack can only be performed from the local network. There is not any exploit available.

The affected component should be upgraded.