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    CVE-2022-40732

    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.

    Published:Dec 18, 2024
    Last Modified:Aug 26, 2025
    EPS:Dec 18, 2024
    EPSS Score:0.0018
    CVSS Score:5

    Affected Products

    Vendor
    Microsoft
    Product
    Windows 11
    Vendor
    Microsoft
    Product
    Windows 11 21h2
    Vendor
    Microsoft
    Product
    Windows Server 2022

    Exploits

    https://talosintelligence.com/vulnerability_reports/TALOS-2022-1514

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High