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I. Basic Information for CVE-2022-40732
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An access violation vulnerability exists in the DirectComposition functionality win32kbase.sys driver version 10.0.22000.593 as part of Windows 11 version 22000.593 and version 10.0.20348.643 as part of Windows Server 2022 version 20348.643. A specially-crafted set of syscalls can lead to a reboot. An unprivileged user can run specially-crafted code to trigger Denial Of Service.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Microsoft win32kbase.sys 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Microsoft win32kbase.sys是美国微软(Microsoft)公司的一个驱动程序。 Microsoft win32kbase.sys存在代码问题漏洞,该漏洞源于win32kbase.sys驱动程序包含一个访问冲突漏洞。攻击者利用该漏洞通过一组特制的系统调用可以导致重新启动。非特权用户可以运行特制的代码来触发拒绝服务。
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
VendorProductAffected VersionsCPESubscribe
MicrosoftWindows Build 22000.593 -
II. Public POCs for CVE-2022-40732
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III. Intelligence Information for CVE-2022-40732
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IV. Related Vulnerabilities
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