CVE-2025-5867
CRITICALCVSS 9.8/10EPSS 0.98%
Last modified
CVE-2025-5867 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 0.98% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rt-Thread | Rt-Thread | 5.1.0 |
References
- https://github.com/RT-Thread/rt-thread/issues/10299Exploit, Issue Tracking, Third Party Advisory
- https://vuldb.com/?ctiid.311626Permissions Required, VDB Entry
- https://vuldb.com/?id.311626Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.584129Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-5867?
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.
How severe is CVE-2025-5867?
CVE-2025-5867 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.
How do I fix CVE-2025-5867?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2025-5867?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST