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Vulnerabilities

CVE-2026-34861

Medium
CWE-362 — Weakness Type
Published: Apr 13, 2026  ·  Modified: Apr 16, 2026  ·  Source: NVD
CVSS v3
6.3
🔗 NVD Official
📄 Description (English)

Race condition vulnerability in the thermal management module.
Impact: Successful exploitation of this vulnerability may affect availability.

🤖 AI Executive Summary

CVE-2026-34861 is a medium-severity race condition vulnerability in Huawei HarmonyOS 6.0.0's thermal management module that could impact system availability. While no public exploit is currently available and no patch has been released, the vulnerability poses a risk to devices running the affected OS version. Organizations should monitor for updates and implement compensating controls to mitigate potential denial-of-service scenarios.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 17, 2026 07:20
🇸🇦 Saudi Arabia Impact Assessment
This vulnerability primarily affects Saudi organizations using Huawei HarmonyOS devices, particularly in the telecommunications sector (STC, Mobily) where HarmonyOS devices are increasingly deployed. Government agencies (NCA, CITC) utilizing Huawei infrastructure and smart city initiatives may also be impacted. The thermal management race condition could cause device instability or service interruptions in critical IoT deployments, smart building systems, and mobile device fleets. Healthcare facilities using HarmonyOS-based medical devices or monitoring systems could experience availability issues affecting patient care operations.
🏢 Affected Saudi Sectors
Telecommunications Government Healthcare Smart City Infrastructure IoT and Connected Devices
⚖️ Saudi Risk Score (AI)
5.2
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Inventory all HarmonyOS 6.0.0 devices across your organization and document their criticality
2. Monitor Huawei security advisories and CVSS updates for patch availability
3. Implement enhanced thermal monitoring and device health checks
4. Establish device restart schedules during low-traffic periods to mitigate race condition triggers

Compensating Controls:
1. Deploy thermal management monitoring tools to detect abnormal temperature fluctuations
2. Implement automated failover mechanisms for critical HarmonyOS-based services
3. Configure system logging to capture thermal management module errors and race conditions
4. Restrict thermal stress testing and intensive workloads on affected devices
5. Maintain updated firmware versions when patches become available

Detection Rules:
1. Monitor system logs for repeated thermal management module errors or crashes
2. Alert on unexpected device reboots correlated with high thermal events
3. Track CPU/thermal sensor inconsistencies indicating race condition exploitation
4. Monitor for denial-of-service patterns targeting thermal subsystem
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. قم بحصر جميع أجهزة HarmonyOS 6.0.0 في مؤسستك وتوثيق أهميتها
2. راقب استشارات أمان هواوي وتحديثات CVSS لتوفر التصحيحات
3. طبق مراقبة محسّنة للحرارة وفحوصات صحة الجهاز
4. ضع جداول إعادة تشغيل الأجهزة خلال فترات حركة المرور المنخفضة

الضوابط التعويضية:
1. نشر أدوات مراقبة إدارة الحرارة للكشف عن تقلبات درجة الحرارة غير الطبيعية
2. تطبيق آليات الفشل التلقائي للخدمات الحرجة القائمة على HarmonyOS
3. تكوين تسجيل النظام لالتقاط أخطاء وحدة إدارة الحرارة والأعطال
4. تقييد اختبار الإجهاد الحراري والأحمال الثقيلة على الأجهزة المتأثرة
5. الحفاظ على إصدارات البرامج الثابتة المحدثة عند توفر التصحيحات

قواعد الكشف:
1. راقب سجلات النظام للأخطاء المتكررة أو أعطال وحدة إدارة الحرارة
2. تنبيهات إعادة تشغيل الجهاز غير المتوقعة المرتبطة بأحداث حرارية عالية
3. تتبع عدم تطابق وحدة المعالجة المركزية/مستشعر الحرارة مما يشير إلى استغلال التنافس
4. مراقبة أنماط رفض الخدمة التي تستهدف نظام الحرارة الفرعي
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.12.6.1 - Management of technical vulnerabilities ECC 2024 A.12.2.1 - Change management procedures ECC 2024 A.8.1.3 - Segregation of duties
🔵 SAMA CSF
ID.RA-1 - Asset management and criticality assessment PR.IP-12 - System and information integrity DE.CM-8 - Vulnerability scans
🟡 ISO 27001:2022
A.12.6.1 - Management of technical vulnerabilities A.14.2.1 - Change management A.12.2.1 - Segregation of duties in change management
📦 Affected Products / CPE 1 entries
huawei:harmonyos:6.0.0
📊 CVSS Score
6.3
/ 10.0 — Medium
📊 CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H
Attack VectorL — Low / Local
Attack ComplexityL — Low / Local
Privileges RequiredH — High
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityL — Low / Local
IntegrityH — High
AvailabilityH — High
📋 Quick Facts
Severity Medium
CVSS Score6.3
CWECWE-362
EPSS0.01%
Exploit No
Patch ✗ No
Published 2026-04-13
Source Feed nvd
Views 5
🇸🇦 Saudi Risk Score
5.2
/ 10.0 — Saudi Risk
Priority: MEDIUM
🏷️ Tags
CWE-362
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