Null Pointer Dereference Vulnerability in Windows DirectX by Microsoft
CVE-2025-62463

6.5MEDIUM

Key Information:

Vendor

Microsoft
Status
Windows Server 2022
Windows 10 Version 21h2
Windows 10 Version 22h2
Windows Server 2025 (server Core Installation)
Vendor
CVE Published:
9 December 2025

What is CVE-2025-62463?

A null pointer dereference vulnerability in Windows DirectX enables an authorized attacker to cause a denial of service from a local context. Exploiting this vulnerability may result in instability of the application or system, leading to disruptions in service. Users should apply the latest patches and updates to mitigate this risk.

Affected Version(s)

Windows 10 Version 21H2 x64-based Systems 10.0.19044.0 < 10.0.19044.6691

Windows 10 Version 22H2 x64-based Systems 10.0.19045.0 < 10.0.19045.6691

Windows 11 version 22H3 ARM64-based Systems 10.0.22631.0 < 10.0.22631.6345

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-62463 : Null Pointer Dereference Vulnerability in Windows DirectX by Microsoft