CVE-2026-80718 | Linux Kernel up to 7.1.7 percpu-km pcpu_create_chunk nr_pages out-of-bounds write (EUVD-2026-67453 / WID-SEC-2026-3075)

A vulnerability categorized as very critical has been discovered in Linux Kernel up to 7.1.7. This impacts the function pcpu_create_chunk of the component percpu-km. Such manipulation of the argument nr_pages leads to out-of-bounds write. This vulnerability is traded as CVE-2026-80718. The attack may be launched remotely. There is no exploit...