CVE-2025-40174 | Linux Kernel up to 6.17.4/6.18-rc1 switch_mm_irqs_off privilege escalation

November 12, 2025 Yanac

A vulnerability, which was classified as critical, was found in Linux Kernel up to 6.17.4/6.18-rc1. The impacted element is the function switch_mm_irqs_off. Executing manipulation can lead to privilege escalation.

This vulnerability is tracked as CVE-2025-40174. The attack is only possible within the local network. No exploit exists.

You should upgrade the affected component.VulDB Recent EntriesRead More