5.0Medium

CVE-2022-40732

Microsoft Windows Published: 2024-12-19 01:34 (1 year ago)

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.

Weakness (CWE): CWE-476

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

Vendor	Product	Versions
Microsoft	Windows	Build 22000.593

References and patches

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

CVSS score

5.0Medium

Source: talos · CVSS 3.1

Attack vector: Local
Attack complexity: Low
Privileges required: Low
User interaction: Required
Scope: Unchanged
Confidentiality: None
Integrity: None
Availability: High

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

EPSS (chance of exploitation in 30 days)

0.77%

higher than 56% of all CVEs

CISA assessment (SSVC)

Exploitation: none
Automatable: no
Technical impact: partial

Timeline

ID reserved2022-09-14
Published2024-12-19 01:34
Reached IP-DB2026-10-24 23:37
Last updated2024-12-20 20:22

Assigned by (CNA): talos

View at source: CVE.org · NVD

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