The vulnerability of the kho_fill_kimage() function in the kernel/liveupdate/kexec_handover.c module of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the khofillkimage function in the kernel/liveupdate/kexechandover.c module of the Linux operating system is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2026-64167

A flaw was found in the Linux kernel's kexechandover KHO mechanism. This vulnerability occurs because the khofillkimage function unconditionally populates the kimage with KHO metadata, even when processing a crash kernel. When a crash kernel attempts to initialize KHO memory, it can try to access...