CVE-2025-5867

Public Exploit
RT-Thread lwp_syscall.c csys_sendto null pointer dereference

Description

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

Categories

8.6
CVSS
Severity: High
CVSS 4.0 •
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.03%
Third-Party Advisory vuldb.com Third-Party Advisory github.com Third-Party Advisory vuldb.com
Affected: n/a RT-Thread
Published at:
Updated at:

References

Link Tags
https://vuldb.com/?id.311626 technical description third party advisory vdb entry
https://vuldb.com/?ctiid.311626 permissions required signature vdb entry
https://vuldb.com/?submit.584129 third party advisory vdb entry
https://github.com/RT-Thread/rt-thread/issues/10299 issue tracking exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2025-5867?
CVE-2025-5867 has been scored as a high severity vulnerability.
How to fix CVE-2025-5867?
To fix CVE-2025-5867, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-5867 being actively exploited in the wild?
It is possible that CVE-2025-5867 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-5867?
CVE-2025-5867 affects n/a RT-Thread.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.