CVE-2026-23200 | Linux Kernel up to 6.6.123/6.12.69/6.18.9 ipv6 net/ipv6/ip6_fib.c fib6_add_rt2node privilege escalation
A vulnerability classified as critical was found in Linux Kernel up to 6.6.123/6.12.69/6.18.9. Affected by this vulnerability is the function fib6_add_rt2node of the file net/ipv6/ip6_fib.c of the component ipv6. The manipulation results in privilege escalation.
This vulnerability was named CVE-2026-23200. The attack needs to be approached within the local network. There is no available exploit.
Upgrading the affected component is advised.