CVE-2026-23278 | Linux Kernel up to 6.18.18/6.19.8/7.0-rc3 netfilter nf_tables.h nf_tables privilege escalation (EUVD-2026-13614 / WID-SEC-2026-0809)
A vulnerability marked as critical has been reported in Linux Kernel up to 6.18.18/6.19.8/7.0-rc3. Impacted is the function nf_tables in the library /include/net/netfilter/nf_tables.h of the component netfilter. This manipulation causes privilege escalation.
This vulnerability is tracked as CVE-2026-23278. The attack is only possible within the local network. No exploit exists.
It is suggested to upgrade the affected component.