CVE-2021-39251

7.8 HIGH
Published: September 07, 2021 Modified: December 02, 2025
View on NVD

Description

A crafted NTFS image can cause a NULL pointer dereference in ntfs_extent_inode_open in NTFS-3G < 2021.8.22.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/08/30/1
Source: cve@mitre.org
Mailing List Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=988386
Source: cve@mitre.org
Issue Tracking Mailing List Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2001649
Source: cve@mitre.org
Issue Tracking Third Party Advisory
https://github.com/tuxera/ntfs-3g/releases
Source: cve@mitre.org
Release Notes Third Party Advisory
https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-q759-8j5v-q5jp
Source: cve@mitre.org
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00013.html
Source: cve@mitre.org
Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/766ISTT3KCARKFUIQT7N6WV6T63XOKG3/
Source: cve@mitre.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSEKTKHO5HFZHWZNJNBJZA56472KRUZI/
Source: cve@mitre.org
https://security.gentoo.org/glsa/202301-01
Source: cve@mitre.org
Third Party Advisory
https://www.debian.org/security/2021/dsa-4971
Source: cve@mitre.org
Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/08/30/1
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=988386
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Mailing List Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2001649
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://github.com/tuxera/ntfs-3g/releases
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes Third Party Advisory
https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-q759-8j5v-q5jp
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00013.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/766ISTT3KCARKFUIQT7N6WV6T63XOKG3/
Source: af854a3a-2127-422b-91ae-364da2661108
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSEKTKHO5HFZHWZNJNBJZA56472KRUZI/
Source: af854a3a-2127-422b-91ae-364da2661108
https://security.gentoo.org/glsa/202301-01
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.debian.org/security/2021/dsa-4971
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

20 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.8 / 10.0
EPSS (Exploit Probability)
0.0%
5th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-476 CWE-20 CWE-476

Affected Vendors

redhat debian fedoraproject tuxera

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