CVE-2024-25389

2024-03-2700:00:00

mitre

www.cve.org

rt-thread

random number

weak algorithm

fix

cve-2024-25389

AI Score

6.8

Confidence

Low

EPSS

Percentile

15.5%

JSON

RT-Thread through 5.0.2 generates random numbers with a weak algorithm of “seed = 214013L * seed + 2531011L; return (seed >> 16) & 0x7FFF;” in calc_random in drivers/misc/rt_random.c.

References

www.openwall.com/lists/oss-security/2024/03/05/1

github.com/hnsecurity/vulns/blob/main/HNS-2024-05-rt-thread.txt

github.com/RT-Thread/rt-thread/issues/8283

seclists.org/fulldisclosure/2024/Mar/28

security.humanativaspa.it/multiple-vulnerabilities-in-rt-thread-rtos/