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Global ransomware Multiple sectors CRITICAL 29m Global supply_chain Software Development, IT Infrastructure, Technology CRITICAL 1h Global vulnerability,data_breach,general Technology, Industrial Control Systems, Telecommunications HIGH 2h Global general Consumer Electronics and Retail MEDIUM 4h Global supply_chain Software Development and Technology HIGH 4h Global general Artificial Intelligence and Software Development LOW 5h Global general Artificial Intelligence and Cybersecurity MEDIUM 5h Global malware Software Development / Technology HIGH 6h Global vulnerability Information Technology HIGH 6h Global data_breach Water Utilities / Critical Infrastructure HIGH 6h Global ransomware Multiple sectors CRITICAL 29m Global supply_chain Software Development, IT Infrastructure, Technology CRITICAL 1h Global vulnerability,data_breach,general Technology, Industrial Control Systems, Telecommunications HIGH 2h Global general Consumer Electronics and Retail MEDIUM 4h Global supply_chain Software Development and Technology HIGH 4h Global general Artificial Intelligence and Software Development LOW 5h Global general Artificial Intelligence and Cybersecurity MEDIUM 5h Global malware Software Development / Technology HIGH 6h Global vulnerability Information Technology HIGH 6h Global data_breach Water Utilities / Critical Infrastructure HIGH 6h Global ransomware Multiple sectors CRITICAL 29m Global supply_chain Software Development, IT Infrastructure, Technology CRITICAL 1h Global vulnerability,data_breach,general Technology, Industrial Control Systems, Telecommunications HIGH 2h Global general Consumer Electronics and Retail MEDIUM 4h Global supply_chain Software Development and Technology HIGH 4h Global general Artificial Intelligence and Software Development LOW 5h Global general Artificial Intelligence and Cybersecurity MEDIUM 5h Global malware Software Development / Technology HIGH 6h Global vulnerability Information Technology HIGH 6h Global data_breach Water Utilities / Critical Infrastructure HIGH 6h
Vulnerabilities

CVE-2025-47400

High
CWE-126 — Weakness Type
Published: Apr 6, 2026  ·  Modified: Apr 13, 2026  ·  Source: NVD
CVSS v3
7.1
🔗 NVD Official
📄 Description (English)

Cryptographic issue while copying data to a destination buffer without validating its size.

🤖 AI Executive Summary

CVE-2025-47400 is a high-severity cryptographic buffer overflow vulnerability (CVSS 7.1) affecting multiple Qualcomm firmware components including Snapdragon 8 Elite Gen 5, WCN wireless modules, and audio processors. The vulnerability stems from improper buffer size validation during cryptographic data copying, potentially allowing memory corruption and unauthorized access to sensitive cryptographic material. With no patch currently available and widespread deployment of affected Qualcomm chipsets in Saudi mobile and IoT infrastructure, immediate compensating controls are critical.

📄 Description (Arabic)

🤖 AI Intelligence Analysis Analyzed: May 10, 2026 03:32
🇸🇦 Saudi Arabia Impact Assessment
Saudi banking sector (SAMA-regulated institutions) faces critical risk as Snapdragon 8 Elite Gen 5 processors power flagship smartphones used for mobile banking and payment applications. Telecommunications operators (STC, Mobily, Zain) deploying WCN7860/7861 WiFi modules in network infrastructure are vulnerable to cryptographic key extraction. Government entities using affected devices for secure communications and NCA-regulated critical infrastructure face potential compromise of encrypted data. Healthcare sector utilizing Qualcomm-based medical devices and IoT systems for patient data encryption could experience data breach risks. Energy sector (ARAMCO) IoT and SCADA systems using affected Qualcomm components require immediate assessment.
🏢 Affected Saudi Sectors
Banking and Financial Services Telecommunications Government and Public Administration Healthcare Energy and Utilities Critical Infrastructure Defense and Security
⚖️ Saudi Risk Score (AI)
8.2
/ 10.0
🔧 Remediation Steps (English)
IMMEDIATE ACTIONS:
1. Inventory all devices using affected Qualcomm firmware (Snapdragon 8 Elite Gen 5, WCN7860/7861, WSA8840/8845, SW6100/6100P)
2. Restrict deployment of new devices with vulnerable firmware until patches available
3. Implement enhanced monitoring for cryptographic operations and memory access anomalies
4. Disable non-essential cryptographic features if possible without impacting operations

COMPENSATING CONTROLS:
1. Deploy network-level encryption (TLS 1.3+) for all data in transit
2. Implement Hardware Security Module (HSM) for critical cryptographic operations
3. Enable Address Space Layout Randomization (ASLR) and stack canaries on affected devices
4. Restrict physical access to devices containing sensitive cryptographic material
5. Implement continuous firmware integrity verification

DETECTION RULES:
1. Monitor for unexpected memory access patterns in cryptographic libraries
2. Alert on buffer overflow attempts targeting crypto functions
3. Track firmware version mismatches across device fleet
4. Monitor for unauthorized cryptographic key material access
5. Implement IDS signatures for exploitation attempts against Qualcomm crypto stacks

PATCHING GUIDANCE:
1. Subscribe to Qualcomm security bulletins for patch availability
2. Establish expedited testing procedures for firmware updates when released
3. Prioritize patching for devices handling sensitive financial/government data
4. Maintain rollback procedures for failed firmware updates
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. حصر جميع الأجهزة التي تستخدم البرامج الثابتة المتأثرة من كوالكوم (Snapdragon 8 Elite Gen 5، WCN7860/7861، WSA8840/8845، SW6100/6100P)
2. تقييد نشر الأجهزة الجديدة ببرامج ثابتة معرضة للخطر حتى توفر التصحيحات
3. تنفيذ مراقبة محسّنة لعمليات التشفير وشذوذ الوصول إلى الذاكرة
4. تعطيل ميزات التشفير غير الأساسية إن أمكن دون التأثير على العمليات

تدابير التحكم التعويضية:
1. نشر التشفير على مستوى الشبكة (TLS 1.3+) لجميع البيانات أثناء النقل
2. تنفيذ وحدة الأمان الصلبة (HSM) للعمليات التشفيرية الحرجة
3. تفعيل العشوائية في تخطيط مساحة العنوان (ASLR) وحماية المكدس على الأجهزة المتأثرة
4. تقييد الوصول المادي للأجهزة التي تحتوي على مواد تشفيرية حساسة
5. تنفيذ التحقق المستمر من سلامة البرامج الثابتة

قواعد الكشف:
1. مراقبة أنماط الوصول إلى الذاكرة غير المتوقعة في مكتبات التشفير
2. تنبيهات محاولات تجاوز المخزن المؤقت التي تستهدف وظائف التشفير
3. تتبع عدم تطابق إصدار البرامج الثابتة عبر أسطول الأجهزة
4. مراقبة الوصول غير المصرح به إلى مواد المفاتيح التشفيرية
5. تنفيذ توقيعات IDS لمحاولات الاستغلال ضد أكوام التشفير من كوالكوم

إرشادات التصحيح:
1. الاشتراك في نشرات أمان كوالكوم لتوفر التصحيحات
2. إنشاء إجراءات اختبار معجلة لتحديثات البرامج الثابتة عند إصدارها
3. أولويات التصحيح للأجهزة التي تتعامل مع بيانات مالية/حكومية حساسة
4. الحفاظ على إجراءات الاسترجاع لتحديثات البرامج الثابتة الفاشلة
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.10.1.1 - Cryptographic controls and key management ECC 2024 A.8.2.3 - Secure development and maintenance ECC 2024 A.8.3.1 - Separation of development, test and production environments ECC 2024 A.12.6.1 - Management of technical vulnerabilities
🔵 SAMA CSF
SAMA CSF ID.SC-4 - Supply chain risk management SAMA CSF PR.DS-1 - Data security and protection SAMA CSF PR.DS-2 - Data in transit protection SAMA CSF DE.CM-1 - Detection and analysis
🟡 ISO 27001:2022
ISO 27001:2022 A.8.1 - Organizational controls for information security ISO 27001:2022 A.8.2.3 - Secure development and maintenance ISO 27001:2022 A.8.3.4 - Cryptography ISO 27001:2022 A.12.6.1 - Management of technical vulnerabilities
🟣 PCI DSS v4.0.1
PCI DSS 2.4.5 - Firmware updates for payment systems PCI DSS 3.4 - Cryptographic key management PCI DSS 6.2 - Security patches and updates
📦 Affected Products / CPE 11 entries
qualcomm:pandeiro_firmware:-
qualcomm:snapdragon_8_elite_gen_5_firmware:-
qualcomm:sw6100_firmware:-
qualcomm:sw6100p_firmware:-
qualcomm:themisto_firmware:-
qualcomm:wcd9395_firmware:-
qualcomm:wcn7860_firmware:-
qualcomm:wcn7861_firmware:-
qualcomm:wsa8840_firmware:-
qualcomm:wsa8845_firmware:-
qualcomm:wsa8845h_firmware:-
📊 CVSS Score
7.1
/ 10.0 — High
📊 CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack VectorL — Low / Local
Attack ComplexityL — Low / Local
Privileges RequiredL — Low / Local
User InteractionN — None / Network
ScopeU — Unchanged
ConfidentialityH — High
IntegrityH — High
AvailabilityN — None / Network
📋 Quick Facts
Severity High
CVSS Score7.1
CWECWE-126
EPSS0.00%
Exploit No
Patch ✗ No
Published 2026-04-06
Source Feed nvd
Views 4
🇸🇦 Saudi Risk Score
8.2
/ 10.0 — Saudi Risk
Priority: CRITICAL
🏷️ Tags
CWE-126
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