CVE-2025-12890— Bluetooth: peripheral: Invalid handling of malformed connection request
Quick assessment
Affected
zephyrproject-rtos Zephyr
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.
Zephyr是Zephyr开源的一个可扩展的实时操作系统 (RTOS)。 Zephyr存在安全漏洞，该漏洞源于对间隔设置为1的畸形连接请求处理不当，可能导致崩溃并使外设无法连接。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-12890
Vulnerability Information
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Vulnerability Title
Bluetooth: peripheral: Invalid handling of malformed connection request
Source: CVE Program / CVE List V5
Vulnerability Description
Improper handling of malformed Connection Request with the interval set to be 1 (which supposed to be illegal) and the chM 0x7CFFFFFFFF triggers a crash. The peripheral will not be connectable after it.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对异常条件检查或处理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Zephyr 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Zephyr是Zephyr开源的一个可扩展的实时操作系统 (RTOS)。 Zephyr存在安全漏洞，该漏洞源于对间隔设置为1的畸形连接请求处理不当，可能导致崩溃并使外设无法连接。
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 |
|---|---|---|---|---|
| zephyrproject-rtos | Zephyr | * ~ 4.1 | - |
|
II. Public POCs for CVE-2025-12890
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2025-12890 (1)
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V. Comments for CVE-2025-12890
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