CVE-2026-63921 | Linux Kernel up to 7.0.11 VTI vti6_siocdevprivate user_ns Remote Code Execution

July 19, 2026 Yanac

A vulnerability labeled as very critical has been found in Linux Kernel up to 7.0.11. This vulnerability affects the function vti6_siocdevprivate of the component VTI. Such manipulation of the argument user_ns leads to Remote Code Execution.

This vulnerability is documented as CVE-2026-63921. The attack can be executed remotely. There is not any exploit available.VulDB Recent EntriesRead More