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CVE-2025-0302— Liteos_a has an integer overflow read vulnerability

Quick assessment

Affected
OpenHarmony OpenHarmony
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.

OpenHarmony是中国开放原子（OpenAtom）基金会的一种鸿蒙操作系统的开源项目。 OpenHarmony 4.1.2及之前版本存在输入验证错误漏洞，该漏洞源于存在的整数溢出问题，可导致拒绝服务。

CVSS 5.5 · Medium EPSS 0.15% · P4

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-0302

Vulnerability Information
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Vulnerability Title
Liteos_a has an integer overflow read vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
in OpenHarmony v4.1.2 and prior versions allow a local attacker cause DOS through integer overflow.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出或超界折返
Source: CVE Program / CVE List V5
Vulnerability Title
OpenHarmony 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenHarmony是中国开放原子（OpenAtom）基金会的一种鸿蒙操作系统的开源项目。 OpenHarmony 4.1.2及之前版本存在输入验证错误漏洞，该漏洞源于存在的整数溢出问题，可导致拒绝服务。
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
OpenHarmony OpenHarmony v4.1.0 ~ 4.1.2 -

II. Public POCs for CVE-2025-0302

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III. Intelligence Information for CVE-2025-0302

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Vendor Advisories for CVE-2025-0302 (1)

Same Patch Batch · OpenHarmony · 2025-02-07 · 3 CVEs total

CVE-2025-0304 8.8 HIGH Liteos_a has an use after free vulnerability
CVE-2025-0303 8.8 HIGH Liteos_a has a buffer overflow vulnerability

IV. Related Vulnerabilities

Same product: OpenHarmony
Same vendor: OpenHarmony
Same weakness: CWE-190

V. Comments for CVE-2025-0302

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