CVE-2026-43271

Medium

Published: —Translated: 17/06/2026(UTC)NVD NIST

Summary

A vulnerability in the Linux kernel has been fixed, which involved a NULL pointer dereference in the process_metadata_update() function. The issue occurred in the wait_event() macro, which improperly handled the 'thread' pointer.

Risk Assessment

This vulnerability could lead to system crashes or unexpected behavior, posing a risk to the stability and security of the operating system.

Recommendation

It is recommended to update the Linux kernel to the latest version to eliminate this vulnerability and ensure system stability.

Original NVD description (English source)

In the Linux kernel, the following vulnerability has been resolved: md-cluster: fix NULL pointer dereference in process_metadata_update The function process_metadata_update() blindly dereferences the 'thread' pointer (acquired via rcu_dereference_protected) within the wait_event() macro. While th