CVE-2026-31488 | Linux Kernel up to 6.12.79/6.18.20/6.19.10 pre_validate_dsc use after free

A vulnerability has been found in Linux Kernel up to 6.12.79/6.18.20/6.19.10 and classified as critical. Affected by this issue is the function pre_validate_dsc. The manipulation leads to use after free. This vulnerability is referenced as CVE-2026-31488. The attack needs to be initiated within the local network. No exploit is available. The affected component should be upgraded.