CVE-2021-33289

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Summary

CVECVE-2021-33289
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-09-07 14:15:11 UTC
Updated2026-07-09 01:16:54 UTC
DescriptionIn NTFS-3G versions < 2021.8.22, when a specially crafted MFT section is supplied in an NTFS image a heap buffer overflow can occur and allow for code execution.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from [email protected]

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

EPSS: 0.004880000 probability, percentile 0.385940000 (date 2026-07-12)

Problem Types: CWE-787 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary6.9AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS v3.1 Breakdown

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

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

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:M/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 11.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Fedoraproject Fedora 33 All All All
Operating System Fedoraproject Fedora 35 All All All
Application Tuxera Ntfs-3g All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
OPEN SOURCE NTFS-3G SECURITY ADVISORY NTFS3G-SA-2021-0001 · Advisory · tuxera/ntfs-3g · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Third Party Advisory
[SECURITY] Fedora 35 Update: ntfs-3g-2021.8.22-2.fc35 - package-announce - Fedora Mailing-Lists [email protected] lists.fedoraproject.org
[SECURITY] [DLA 2819-1] ntfs-3g security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Mailing List, Third Party Advisory
[SECURITY] Fedora 33 Update: ntfs-3g-2021.8.22-2.fc33 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
Debian -- Security Information -- DSA-4971-1 ntfs-3g af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
[SECURITY] Fedora 35 Update: ntfs-3g-2021.8.22-2.fc35 - package-announce - Fedora Mailing-Lists af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
NTFS-3G: Multiple Vulnerabilities (GLSA 202301-01) — Gentoo security af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org Third Party Advisory
[SECURITY] Fedora 33 Update: ntfs-3g-2021.8.22-2.fc33 - package-announce - Fedora Mailing-Lists [email protected] lists.fedoraproject.org
oss-security - NTFS3G-SA-2021-0001: Multiple buffer overflows in all versions of NTFS-3G af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
Tuxera – Reliable file systems & storage management software - Tuxera MITRE ntfs-3g.com
Tuxera – Reliable file systems & storage management software - Tuxera MITRE tuxera.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159858 Oracle Enterprise Linux Security Update for virt:ol and virt-devel:ol (ELSA-2022-1759)
  • 178786 Debian Security Update for ntfs-3g (DSA 4971-1)
  • 178900 Debian Security Update for ntfs-3g (DLA 2819-1)
  • 182595 Debian Security Update for ntfs-3g (CVE-2021-33289)
  • 240292 Red Hat Update for virt:rhel and virt-devel:rhel security (RHSA-2022:1759)
  • 281928 Fedora Security Update for ntfs (FEDORA-2021-e7c8ba6301)
  • 671164 EulerOS Security Update for ntfs-3g (EulerOS-SA-2021-2807)
  • 710698 Gentoo Linux NTFS-3G Multiple Vulnerabilities (GLSA 202301-01)
  • 751107 SUSE Enterprise Linux Security Update for ntfs-3g_ntfsprogs (SUSE-SU-2021:2965-1)
  • 751113 OpenSUSE Security Update for ntfs-3g_ntfsprogs (openSUSE-SU-2021:2971-1)
  • 751127 OpenSUSE Security Update for ntfs-3g_ntfsprogs (openSUSE-SU-2021:1244-1)
  • 901208 Common Base Linux Mariner (CBL-Mariner) Security Update for ntfs-3g (6751-1)
  • 940525 AlmaLinux Security Update for virt:rhel and virt-devel:rhel (ALSA-2022:1759)
  • 960314 Rocky Linux Security Update for virt:rhel and virt-devel:rhel (RLSA-2022:1759)
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