CVE-2025-39921 | Linux Kernel up to 6.16.5 mchp_coreqspi_setup_clock privilege escalation

October 1, 2025 Yanac

A vulnerability marked as critical has been reported in Linux Kernel up to 6.16.5. Affected by this vulnerability is the function mchp_coreqspi_setup_clock. This manipulation causes privilege escalation.

This vulnerability is handled as CVE-2025-39921. The attack can only be done within the local network. There is not any exploit available.

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