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CVE-2025-5865

RT-Thread Parameter lwp_syscall.c sys_select memory corruption

Published: Jun 9, 2025Updated: Jul 11, 2025 Sources: CVE List NVDCWE-119
NVD MITRE
8.0CVSSHIGH
EPSS Score
0.8%
Top 48.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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."

CVSS Vector Breakdown

AV:AAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-119NVD-CWE-Other

Affected Products

RT-Threadn/a
rt-threadrt-thread
Embedded
Operating Systems / rtos-embedded-os
rt-threadoss-projectOperating Systemsaka rtthread

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://vuldb.com/?id.311624
vuldb.com
https://vuldb.com/?ctiid.311624
vuldb.com
https://vuldb.com/?submit.584124
vuldb.com
and 2 more references View all →

Timeline

Published
Jun 9, 2025
Last Updated
Jul 11, 2025

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