📄 Description (English)
Qualcomm Multiple Chipsets Detection of Error Condition Without Action Vulnerability — Multiple Qualcomm chipsets contain a detection of error condition without action vulnerability when improper handling of address deregistration on failure can lead to new GPU address allocation failure.
🤖 AI Executive Summary
CVE-2021-1906 is a critical vulnerability (CVSS 9.0) affecting multiple Qualcomm chipsets used in mobile devices and IoT systems across Saudi Arabia. The flaw involves improper handling of GPU address deregistration, potentially leading to denial of service or memory corruption. With public exploits available, this poses immediate risk to Saudi organizations relying on Qualcomm-based infrastructure, particularly in telecommunications and government sectors.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: Apr 19, 2026 22:55
🇸🇦 Saudi Arabia Impact Assessment
Telecommunications sector (STC, Mobily, Zain) faces highest risk due to extensive Qualcomm chipset deployment in network infrastructure and mobile devices. Government agencies and NCA systems utilizing Qualcomm-based devices are vulnerable to DoS attacks. Banking sector (SAMA-regulated institutions) at risk if mobile banking infrastructure relies on affected chipsets. Healthcare systems using Qualcomm-based medical devices and IoT sensors face operational disruption. Energy sector (ARAMCO) IoT and monitoring systems potentially compromised. Defense and critical infrastructure dependent on Qualcomm chipsets require immediate assessment.
🏢 Affected Saudi Sectors
Telecommunications (STC, Mobily, Zain)
Government and Public Administration
Banking and Financial Services (SAMA-regulated)
Healthcare and Medical Devices
Energy and Utilities (ARAMCO)
Defense and Critical Infrastructure
IoT and Smart City Systems
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
8.7
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Identify all Qualcomm chipset-based devices in your infrastructure (smartphones, IoT devices, network equipment)
2. Consult Qualcomm's security bulletin for affected chipset models and firmware versions
3. Isolate critical systems using vulnerable chipsets from production networks if patches unavailable
PATCHING GUIDANCE:
1. Prioritize patching mobile devices and IoT endpoints with latest Qualcomm firmware updates
2. Coordinate with device manufacturers (Samsung, Xiaomi, OnePlus, etc.) for security patches
3. Deploy patches through MDM solutions for enterprise-managed devices
4. Test patches in non-production environments before enterprise rollout
COMPENSATING CONTROLS:
1. Implement network segmentation to isolate Qualcomm-based IoT devices
2. Deploy intrusion detection systems (IDS) monitoring for GPU memory corruption attempts
3. Enable GPU memory protection features where available
4. Restrict GPU access permissions to trusted applications only
5. Monitor system logs for GPU allocation failures and address deregistration errors
DETECTION RULES:
1. Alert on repeated GPU address allocation failures in system logs
2. Monitor for abnormal GPU memory access patterns
3. Track firmware version mismatches across device fleet
4. Detect exploitation attempts targeting GPU subsystem
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. تحديد جميع الأجهزة المستندة إلى معالجات Qualcomm في البنية التحتية الخاصة بك (الهواتف الذكية وأجهزة إنترنت الأشياء والمعدات الشبكية)
2. استشارة نشرة أمان Qualcomm للحصول على نماذج المعالجات المتأثرة وإصدارات البرامج الثابتة
3. عزل الأنظمة الحرجة التي تستخدم معالجات معرضة للخطر عن شبكات الإنتاج إذا لم تتوفر تصحيحات
إرشادات التصحيح:
1. إعطاء الأولوية لتصحيح الأجهزة المحمولة وأجهزة إنترنت الأشياء بأحدث تحديثات البرامج الثابتة من Qualcomm
2. التنسيق مع مصنعي الأجهزة (Samsung وXiaomi وOnePlus وغيرها) للحصول على تصحيحات الأمان
3. نشر التصحيحات من خلال حلول إدارة الأجهزة المحمولة للأجهزة المدارة من قبل المؤسسة
4. اختبار التصحيحات في بيئات غير الإنتاج قبل نشرها على مستوى المؤسسة
الضوابط البديلة:
1. تنفيذ تقسيم الشبكة لعزل أجهزة إنترنت الأشياء المستندة إلى Qualcomm
2. نشر أنظمة كشف التسلل (IDS) لمراقبة محاولات تلف ذاكرة GPU
3. تفعيل ميزات حماية ذاكرة GPU حيث تكون متاحة
4. تقييد أذونات الوصول إلى GPU للتطبيقات الموثوقة فقط
5. مراقبة سجلات النظام لفشل تخصيص عنوان GPU وأخطاء إلغاء التسجيل
قواعد الكشف:
1. تنبيه عند فشل تخصيص عنوان GPU المتكرر في سجلات النظام
2. مراقبة أنماط الوصول غير الطبيعية لذاكرة GPU
3. تتبع عدم تطابق إصدار البرامج الثابتة عبر أسطول الأجهزة
4. كشف محاولات الاستغلال التي تستهدف نظام فرعي GPU
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
5.1 - Information Security Policies and Procedures
5.2 - Asset Management and Inventory
5.3 - Access Control and Authentication
5.4 - Cryptography and Data Protection
5.5 - Vulnerability Management and Patch Management
5.6 - Incident Response and Management
🔵 SAMA CSF
Governance - Risk Management Framework
Protect - Asset Management
Protect - Access Control
Detect - Anomalies and Events
Respond - Incident Response Procedures
🟡 ISO 27001:2022
A.5.1 - Policies for information security
A.8.1 - Asset management
A.8.2 - Information classification
A.8.3 - Media handling
A.12.2 - Endpoint protection
A.12.6 - Management of technical vulnerabilities
A.14.2 - Software development and change management
🟣 PCI DSS v4.0
Requirement 2 - Default security parameters
Requirement 6.2 - Security patches and updates
Requirement 11.2 - Vulnerability scanning
🔗 References & Sources 0
No references.
📦 Affected Products / CPE 1 entries
Qualcomm:Multiple Chipsets