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CVE-2025-5865

8.0 · HIGH

A vulnerability was found in RT-Thread 5.1.0.

Published Jun 9, 2025CWE-119EPSS 0.88%

Overview

CVE-2025-5865 is a high-severity vulnerability. It was published on June 9, 2025 and has a CVSS 3.1 base score of 8.0 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

A vulnerability was found in RT-Thread 5.1.0. It has been rated as critical. Affected by this issue is the function sys_select of the file rt-thread/components/lwp/lwp_syscall.c of the component Parameter Handler. The manipulation of the argument timeout leads to memory corruption. The vendor explains, that "[t]he timeout parameter should be checked to check if it can be accessed correctly in kernel mode and used temporarily in kernel memory."

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/RT-Thread/rt-thread/issues/10298GitHubgithub.com/RT-Thread/rt-thread/issues/10298#issuecomment-2894952150Refvuldb.com/?ctiid.311624Refvuldb.com/?id.311624Refvuldb.com/?submit.584124GitHubgithub.com/RT-Thread/rt-thread/issues/10298

How CyberStrike helps

Frequently asked questions

What is CVE-2025-5865?

CVE-2025-5865 is a high-severity vulnerability. It was published on June 9, 2025 and has a CVSS 3.1 base score of 8.0 (HIGH).

How severe is CVE-2025-5865?

This vulnerability has a CVSS 3.1 base score of 8.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-5865?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-5865?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-5865 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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