CVE-2026-98978 | Linux Kernel up to 6.18.56/7.2.10 Mount Namespace shrink_submounts information disclosure

October 23, 2026 Yanac

A vulnerability, which was classified as problematic, was found in Linux Kernel up to 6.18.56/7.2.10. This issue affects the function shrink_submounts of the component Mount Namespace. Executing a manipulation can lead to information disclosure.

This vulnerability is registered as CVE-2026-98978. It is possible to launch the attack remotely. No exploit is available.

You should upgrade the affected component.VulDB Recent EntriesRead More