CVE-2026-64244 | Linux Kernel up to 7.1.1 Memory Management drivers/base/memory __add_memory_block altmap memory corruption

July 24, 2026 Yanac

A vulnerability identified as critical has been detected in Linux Kernel up to 6.6.143/6.12.94/6.18.36/7.0.13/7.1.1. This vulnerability affects the function __add_memory_block of the file drivers/base/memory of the component Memory Management. The manipulation of the argument altmap leads to memory corruption.

This vulnerability is traded as CVE-2026-64244. An attack has to be approached locally. There is no exploit available.

You should upgrade the affected component.VulDB Recent EntriesRead More