CVE-2026-23399 | Linux Kernel up to 6.12.77/6.18.19/6.19.9/7.0-rc4 nf_tables memory leak

A vulnerability marked as critical has been reported in Linux Kernel up to 6.12.77/6.18.19/6.19.9/7.0-rc4. This vulnerability affects unknown code of the component nf_tables. The manipulation leads to memory leak.

This vulnerability is documented as CVE-2026-23399. The attack requires being on the local network. There is not any exploit available.

It is suggested to upgrade the affected component.