CVE-2026-53221 | Linux Kernel up to 7.0.12 ip6_vti vti6_tnl_lookup tnls_r_l infinite loop

June 25, 2026 Yanac

A vulnerability was found in Linux Kernel up to 7.0.12. It has been declared as critical. Affected by this issue is the function vti6_tnl_lookup of the component ip6_vti. Executing a manipulation of the argument tnls_r_l can lead to infinite loop.

This vulnerability is tracked as CVE-2026-53221. The attack can be launched remotely. No exploit exists.

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