CVE-2025-5867

A vulnerability classified as critical was found in RT-Thread 5.1.0. This vulnerability affects the function csyssendto of the file rt-thread/components/lwp/lwpsyscall.c. The manipulation of the argument to leads to null pointer dereference...

CVE-2025-5868 RT-Thread lwp_syscall.c sys_thread_sigprocmask array index

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

PT-2025-24413 · Rt-Thread · Rt-Thread

Name of the Vulnerable Software and Affected Versions: RT-Thread version 5.1.0 Description: A critical issue has been found in the function sys thread sigprocmask of the file rt-thread/components/lwp/lwp syscall.c. The manipulation of the argument how leads to improper validation of array index...

CVE-2024-25394

A buffer overflow occurs in utilities/ymodem/rysy.c in RT-Thread through 5.0.2 because of an incorrect sprintf call or a missing '\0' character...

CVE-2024-25389

RT-Thread through 5.0.2 generates random numbers with a weak algorithm of "seed = 214013L seed + 2531011L; return seed 16 & 0x7FFF;" in calcrandom in drivers/misc/rtrandom.c...