Description
In NTFS-3G before 2026.7.7, a out-of-bounds read exists in ntfs_fix_file_name() in libntfs-3g/reparse.c that allows an attacker to read possibly confidential information in ntfs-3g process memory by crafting a malicious NTFS image. The out-of-bounds read is triggered by a readlink on a corrupted file.
Published: 2026-10-07
Score: 5.5 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-6389-1 ntfs-3g security update
Ubuntu USN Ubuntu USN USN-8554-1 NTFS-3G vulnerabilities
History

Wed, 07 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-125
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 07 Oct 2026 14:15:00 +0000

Type Values Removed Values Added
Description In NTFS-3G before 2026.7.7, a out-of-bounds read exists in ntfs_fix_file_name() in libntfs-3g/reparse.c that allows an attacker to read possibly confidential information in ntfs-3g process memory by crafting a malicious NTFS image. The out-of-bounds read is triggered by a readlink on a corrupted file.
References

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-10-07T14:29:19.317Z

Reserved: 2026-05-15T00:00:00.000Z

Link: CVE-2026-46571

cve-icon Vulnrichment

Updated: 2026-10-07T14:19:19.915Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-07T14:17:10.980

Modified: 2026-10-07T15:17:21.163

Link: CVE-2026-46571

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses