CVE-2026-31414 | Linux Kernel up to 6.1.167/6.6.133/6.12.80/6.18.21/6.19.11 nf_conntrack_expect /proc nfct_help privilege escalation

A vulnerability was found in Linux Kernel up to 6.1.167/6.6.133/6.12.80/6.18.21/6.19.11. It has been classified as critical. This affects the function nfct_help of the file /proc of the component nf_conntrack_expect. This manipulation causes privilege escalation.

This vulnerability is registered as CVE-2026-31414. The attack requires access to the local network. No exploit is available.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More