Out-of-Bounds Read Vulnerability in Windows Subsystem for Linux by Microsoft
CVE-2025-26675

7.8HIGH

Key Information:

Vendor
Microsoft
Status
Windows Server 2022
Windows 10 Version 21h2
Windows 11 Version 22h2
Windows 10 Version 22h2
Vendor
CVE Published:
8 April 2025

Summary

An out-of-bounds read vulnerability in the Windows Subsystem for Linux can be exploited by an authorized attacker to elevate their privileges locally. This could allow the attacker to access sensitive information or execute arbitrary code with elevated permissions, thereby increasing the risk of further exploitation.

Affected Version(s)

Windows 10 Version 21H2 32-bit Systems 10.0.19043.0 < 10.0.19044.5737

Windows 10 Version 22H2 x64-based Systems 10.0.19045.0 < 10.0.19045.5737

Windows 11 version 22H2 ARM64-based Systems 10.0.22621.0 < 10.0.22621.5191

References

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

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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