CVE-2026-64512 | Linux Kernel up to 7.1.3 Cppc drivers/acpi/cppc_acpi.c cpc_write access_width out-of-bounds

July 25, 2026 Yanac

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 7.1.3. This impacts the function cpc_write of the file drivers/acpi/cppc_acpi.c of the component Cppc. This manipulation of the argument access_width causes out-of-bounds read.

This vulnerability appears as CVE-2026-64512. The attack requires local access. There is no available exploit.

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