Tuxera ntfs-3g prior 2021.8.22 NTFS Attribute ntfs_attr_setup_flag heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Tuxera ntfs-3g. Impacted is the function ntfs_attr_setup_flag of the component NTFS Attribute Handler. Performing a manipulation results in heap-based overflow. This vulnerability is identified as CVE-2021-35269. The attack may be carried out on the physical device. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Tuxera ntfs-3g. It has been classified as problematic. This affects the function ntfs_attr_setup_flag of the component NTFS Attribute Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 09/08/2021. This vulnerability is uniquely identified as CVE-2021-35269. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 299967 (Oracle Linux 8 : virt:kvm_utils3 (ELSA-2026-50118)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2021.8.22 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (299967). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.1
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.1
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 299967
Nessus Name: Oracle Linux 8 : virt:kvm_utils3 (ELSA-2026-50118)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ntfs-3g 2021.8.22

Timelineinfo

06/23/2021 🔍
09/07/2021 +76 days 🔍
09/08/2021 +0 days 🔍
03/01/2026 +1635 days 🔍

Sourcesinfo

Status: Confirmed

CVE: CVE-2021-35269 (🔍)
GCVE (CVE): GCVE-0-2021-35269
GCVE (VulDB): GCVE-100-182121

Entryinfo

Created: 09/08/2021 00:57
Updated: 03/01/2026 22:23
Changes: 09/08/2021 00:57 (56), 09/10/2021 10:38 (2), 03/01/2026 22:23 (16)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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