What’s Vulnerable › Vulnerabilities
CVE-2022-40732
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.8% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2024-12-18 · updated 2026-06-17
- Weakness: CWE-476
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.
Affected products
- Microsoft Windows 11 21H2: 10.0.22000.593
- Microsoft Windows Server 2022: 10.0.20348.643
- Microsoft Corporation Windows: Build 22000.593
References
Get alerted when CVE-2022-40732 or the next vulnerability affects your stack