CVE-2022-3238

kernel: ntfs3 local privledge escalation if NTFS character set and remount and umount called simultaneously

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Published Nov 14, 2022 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Description

A double-free flaw was found in the Linux kernel’s NTFS3 subsystem in how a user triggers remount and umount simultaneously. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

Kernel

affected

Version	Status	Constraints
`Linux kernel 6.1-rc2`	affected	—

Configuration 1 [-]

cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2022-42646	A double-free flaw was found in the Linux kernel’s NTFS3 subsystem in how a user triggers remount and umount simultaneously. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.230% probability within 30 days)

Exploitation none

Automatable no

Technical Impact total

References

Link	Providers
https://bugzilla.redhat.com/show_bug.cgi?id=2127927
https://nvd.nist.gov/vuln/detail/CVE-2022-3238
https://www.cve.org/CVERecord?id=CVE-2022-3238

History

May 1, 2025 2:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Linux Linux Kernel

Weaknesses

Sources

CVE record Updated: May 1, 2025, 1:32 PM

Status: PUBLISHED
Assigner: redhat
Published: Nov 14, 2022, 12:00 AM
Updated: May 1, 2025, 1:32 PM
Reserved: Sep 19, 2022, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 3, 2024, 1:00 AM

Updated: Aug 3, 2024, 1:00 AM

NVD Updated: Jun 17, 2026, 4:59 AM

Status: Modified
Published: Nov 14, 2022, 9:15 PM
Modified: Jun 17, 2026, 4:59 AM

View source JSON

Red Hat Updated: Sep 22, 2022, 8:00 AM

Severity: Moderate
Public date: Sep 22, 2022, 8:00 AM

View source Bugzilla JSON

OpenCVE enrichment No data

No data.

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