CVE-2025-5866

Publication date

2025-06-09 07:00:16

Family

VulDB

State

PUBLISHED

Description

A vulnerability classified as critical has been found in RT-Thread 5.1.0. This affects the function sys_sigprocmask of the file rt-thread/components/lwp/lwp_syscall.c. The manipulation of the argument how leads to improper validation of array index.