Description
In NTFS-3G before 2026.7.7, a heap buffer overflow exists in ntfs_ib_cut_tail() in libntfs-3g/index.c that allows an attacker to corrupt heap memory in the SUID-root ntfs-3g binary by crafting a malicious NTFS image. The overflow is triggered by creating a file in a specially crafted directory.
Published: 2026-10-07
Score: n/a
EPSS: n/a
KEV: No
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

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 19:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-122
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Wed, 07 Oct 2026 18:15:00 +0000

Type Values Removed Values Added
Title Heap Buffer Overflow in NTFS-3G SUID Binary Enables Root Privilege Escalation
Weaknesses CWE-119

Wed, 07 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
First Time appeared Tuxera
Tuxera ntfs-3g
Vendors & Products Tuxera
Tuxera ntfs-3g

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

Type Values Removed Values Added
Description In NTFS-3G before 2026.7.7, a heap buffer overflow exists in ntfs_ib_cut_tail() in libntfs-3g/index.c that allows an attacker to corrupt heap memory in the SUID-root ntfs-3g binary by crafting a malicious NTFS image. The overflow is triggered by creating a file in a specially crafted directory.
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-10-07T18:44:30.920Z

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

Link: CVE-2026-46572

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-10-07T14:17:11.470

Modified: 2026-10-07T19:17:37.393

Link: CVE-2026-46572

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-07T20:30:13Z

Weaknesses

No weakness.