CVE-2026-64538 | Linux Kernel up to 7.1.4 IPv6 fib6_nh_mtu_change dev null pointer dereference

July 27, 2026 Yanac

A vulnerability classified as critical has been found in Linux Kernel up to 7.1.4. The impacted element is the function fib6_nh_mtu_change of the component IPv6. This manipulation of the argument dev causes null pointer dereference.

The identification of this vulnerability is CVE-2026-64538. It is possible to initiate the attack remotely. There is no exploit available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More