CVE-2026-64509 | Linux Kernel up to 6.12.96/6.18.38/7.1.3 block GenDiskBuilder::build memory leak

July 25, 2026 Yanac

A vulnerability was found in Linux Kernel up to 6.12.96/6.18.38/7.1.3 and classified as very critical. This issue affects the function GenDiskBuilder::build of the component block. The manipulation results in memory leak.

This vulnerability is known as CVE-2026-64509. It is possible to launch the attack remotely. No exploit is available.

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