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.
Advisories
Source ID Title
EUVD EUVD EUVD-2022-44002 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 27 Aug 2025 01:15:00 +0900

Type Values Removed Values Added
First Time appeared Microsoft windows 11 21h2
Microsoft windows Server 2022
CPEs cpe:2.3:o:microsoft:windows_11_21h2:10.0.22000.593:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.643:*:*:*:*:*:*:*
Vendors & Products Microsoft windows 11 21h2
Microsoft windows Server 2022

Sat, 21 Dec 2024 03:15:00 +0900

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 19 Dec 2024 07:45:00 +0900

Type Values Removed Values Added
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.
Weaknesses CWE-476
References
Metrics cvssV3_1

{'score': 5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: talos

Published:

Updated: 2024-12-20T17:22:31.797Z

Reserved: 2022-09-14T21:22:59.117Z

Link: CVE-2022-40733

cve-icon Vulnrichment

Updated: 2024-12-20T17:22:27.810Z

cve-icon NVD

Status : Analyzed

Published: 2024-12-18T23:15:07.243

Modified: 2025-08-26T16:09:46.750

Link: CVE-2022-40733

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-07-13T07:16:18Z

Weaknesses