Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2025-5865— RT-Thread Parameter lwp_syscall.c sys_select memory corruption

Quick assessment

Affected
n/a RT-Thread
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

RT-Thread是RT-Thread开源的一个开源物联网实时操作系统（RTOS）。 RT-Thread 5.1.0版本存在安全漏洞，该漏洞源于文件rt-thread/components/lwp/lwp_syscall.c中参数timeout的操作导致内存损坏。

CVSS 8.0 · High EPSS 0.98% · P61

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2025-5865

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
RT-Thread Parameter lwp_syscall.c sys_select memory corruption
Source: CVE Program / CVE List V5
Vulnerability 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."
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
RT-Thread 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
RT-Thread是RT-Thread开源的一个开源物联网实时操作系统（RTOS）。 RT-Thread 5.1.0版本存在安全漏洞，该漏洞源于文件rt-thread/components/lwp/lwp_syscall.c中参数timeout的操作导致内存损坏。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- RT-Thread 5.1.0 -

II. Public POCs for CVE-2025-5865

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2025-5865

请登录查看更多情报信息。

Vendor Advisories for CVE-2025-5865 (1)

Same Patch Batch · n/a · 2025-06-09 · 17 CVEs total

CVE-2025-5869 8.0 HIGH RT-Thread lwp_syscall.c sys_recvfrom memory corruption
CVE-2025-5868 8.0 HIGH RT-Thread lwp_syscall.c sys_thread_sigprocmask array index
CVE-2025-5867 8.0 HIGH RT-Thread lwp_syscall.c csys_sendto null pointer dereference
CVE-2025-5866 8.0 HIGH RT-Thread lwp_syscall.c sys_sigprocmask array index
CVE-2025-5874 4.6 MEDIUM Redash getattr python.py run_query sandbox
CVE-2025-5895 4.3 MEDIUM Metabase dom.js parseDataUri redos
CVE-2025-5892 4.3 MEDIUM RocketChat parseMessage.js parseMessage redos
CVE-2025-5880 4.3 MEDIUM Whistle get-temp-file path traversal
CVE-2025-5886 3.5 LOW Emlog article.php cross site scripting
CVE-2025-46178 CloudClassroom-PHP-Project 安全漏洞
CVE-2025-45055 Silverpeas 安全漏洞
CVE-2025-45002 Vigybag 安全漏洞
CVE-2024-46452 VigyBag Open Source Online Shop 安全漏洞
CVE-2025-45001 npm react-native-keys 安全漏洞
CVE-2025-29627 Keeper Security KeeperChat IOS Application 安全漏洞
CVE-2025-46041 Anchor CMS 安全漏洞

IV. Related Vulnerabilities

Same product: RT-Thread
Same vendor: n/a
Same weakness: CWE-119

V. Comments for CVE-2025-5865

No comments yet

Leave a comment