Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability

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Summary

CVECVE-2022-38014
StatePUBLISHED
Assignermicrosoft
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-11-09 22:15:15 UTC
Updated2026-08-10 16:18:14 UTC
DescriptionWindows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability

Risk And Classification

Primary CVSS: v3.1 7 HIGH from [email protected]

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

EPSS: 0.003220000 probability, percentile 0.247650000 (date 2026-08-11)

Problem Types: CWE-362 | Elevation of Privilege

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Microsoft Azure Iot Edge For Linux - All All All
Application Microsoft Windows Subsystem For Linux - All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Microsoft Azure EFLOW affected 1.4.0.0 1.4.2.12122 LTS custom Not specified
CNA Microsoft Windows Subsystem For Linux WSL2 affected 5.0.0.0 5.15.62.1 custom Not specified

References

ReferenceSourceLinkTags
Security Update Guide - Microsoft Security Response Center af854a3a-2127-422b-91ae-364da2661108 msrc.microsoft.com
Security Update Guide - Microsoft Security Response Center MITRE portal.msrc.microsoft.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 91955 Windows Subsystem for Linux (WSL2) Kernel Elevation of Privilege Vulnerability for November 2022

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