CVE-2026-16513 | ZephyrProject Zephyr up to 4.4.1 RTIO Syscall Verification rtio_syscalls.c z_vrfy_rtio_sqe_copy_in_get_handles handle privileges management

September 28, 2026 Yanac

A vulnerability was found in ZephyrProject Zephyr up to 4.4.1. It has been declared as very critical. This vulnerability affects the function z_vrfy_rtio_sqe_copy_in_get_handles of the file subsys/rtio/rtio_syscalls.c of the component RTIO Syscall Verification. Executing a manipulation of the argument handle can lead to improper privilege management.

This vulnerability is tracked as CVE-2026-16513. The attack is restricted to local execution. No exploit exists.

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