CVE-2026-32216— Windows Redirected Drive Buffering System Denial of Service Vulnerability
Quick assessment
Affected
Microsoft Windows 11 version 26H1
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.
Microsoft Windows Redirected Drive Buffering是美国微软（Microsoft）公司的核心网络文件系统组件，为各种网络微重定向驱动程序（如 SMB 协议等）提供支持与缓冲管理功能。 Microsoft Windows Redirected Drive Buffering存在代码问题漏洞。攻击者利用该漏洞导致系统拒绝服务。以下产品和版本受到影响：Windows 11 Version 26H1 for ARM64-based Systems,Windows 11 ver
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of ServiceAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Microsoft | Windows 11 version 26H1 | 10.0.28000.0< 10.0.28000.1836 |
affected |
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I. Basic Information for CVE-2026-32216
Vulnerability Information
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Vulnerability Title
Windows Redirected Drive Buffering System Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Null pointer dereference in Windows Redirected Drive Buffering allows an authorized attacker to deny service locally.
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
空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
Microsoft Windows Redirected Drive Buffering 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft Windows Redirected Drive Buffering是美国微软（Microsoft）公司的核心网络文件系统组件，为各种网络微重定向驱动程序（如 SMB 协议等）提供支持与缓冲管理功能。 Microsoft Windows Redirected Drive Buffering存在代码问题漏洞。攻击者利用该漏洞导致系统拒绝服务。以下产品和版本受到影响：Windows 11 Version 26H1 for ARM64-based Systems,Windows 11 ver
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 |
|---|---|---|---|---|
| Microsoft | Windows 11 version 26H1 | 10.0.28000.0 ~ 10.0.28000.1836 | - |
|
II. Public POCs for CVE-2026-32216
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Microsoft · 2026-04-14 · 163 CVEs total
| CVE-2026-33824 | 9.8 CRITICAL | Windows Internet Key Exchange (IKE) Service Extensions Remote Code Execution Vulnerability |
| CVE-2026-26149 | 9.0 CRITICAL | Microsoft Power Apps Desktop Client Spoofing Vulnerability |
| CVE-2026-32225 | 8.8 HIGH | Windows Shell Security Feature Bypass Vulnerability |
| CVE-2026-26167 | 8.8 HIGH | Windows Push Notifications Elevation of Privilege Vulnerability |
| CVE-2026-32157 | 8.8 HIGH | Remote Desktop Client Remote Code Execution Vulnerability |
| CVE-2026-33120 | 8.8 HIGH | Microsoft SQL Server Remote Code Execution Vulnerability |
| CVE-2026-32171 | 8.8 HIGH | Azure Logic Apps Elevation of Privilege Vulnerability |
| CVE-2026-26178 | 8.8 HIGH | Windows Advanced Rasterization Platform Elevation of Privilege Vulnerability |
| CVE-2026-27928 | 8.7 HIGH | Windows Hello Security Feature Bypass Vulnerability |
| CVE-2026-32221 | 8.4 HIGH | Windows Graphics Component Remote Code Execution Vulnerability |
| CVE-2026-32091 | 8.4 HIGH | Microsoft Brokering File System Elevation of Privilege Vulnerability |
| CVE-2026-32162 | 8.4 HIGH | Windows COM Elevation of Privilege Vulnerability |
| CVE-2026-33115 | 8.4 HIGH | Microsoft Word Remote Code Execution Vulnerability |
| CVE-2026-32190 | 8.4 HIGH | Microsoft Office Remote Code Execution Vulnerability |
| CVE-2026-33114 | 8.4 HIGH | Microsoft Word Remote Code Execution Vulnerability |
| CVE-2026-33827 | 8.1 HIGH | Windows TCP/IP Remote Code Execution Vulnerability |
| CVE-2026-27912 | 8.0 HIGH | Windows Kerberos Elevation of Privilege Vulnerability |
| CVE-2026-33826 | 8.0 HIGH | Windows Active Directory Remote Code Execution Vulnerability |
| CVE-2026-33098 | 7.8 HIGH | Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability |
| CVE-2026-23657 | 7.8 HIGH | Microsoft Word Remote Code Execution Vulnerability |
Showing top 20 of 163 CVEs. View all on vendor page → →
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