Linux Kernel up to 6.2.7 Metadata fs/ntfs3/inode.c ntfs_read_mft MFT_REC_MFT use after free

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Linux Kernel up to 6.2.7. This impacts the function ntfs_read_mft of the file fs/ntfs3/inode.c of the component Metadata Handler. The manipulation of the argument MFT_REC_MFT results in use after free. This vulnerability is identified as CVE-2022-48425. There is not any exploit available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.2.7 (Operating System). It has been classified as critical. Affected is the function ntfs_read_mft of the file fs/ntfs3/inode.c of the component Metadata Handler. The manipulation of the argument MFT_REC_MFT with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In the Linux kernel through 6.2.7, fs/ntfs3/inode.c has an invalid kfree because it does not validate MFT flags before replaying logs.

The weakness was released 03/19/2023. The advisory is available at git.kernel.org. This vulnerability is traded as CVE-2022-48425 since 03/19/2023. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 249857 (Linux Distros Unpatched Vulnerability : CVE-2022-48425), which helps to determine the existence of the flaw in a target environment.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org.

The vulnerability is also documented in the vulnerability database at Tenable (249857). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 249857
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2022-48425

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.kernel.org

Timelineinfo

03/19/2023 🔍
03/19/2023 +0 days 🔍
03/19/2023 +0 days 🔍
08/18/2025 +883 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2022-48425 (🔍)
GCVE (CVE): GCVE-0-2022-48425
GCVE (VulDB): GCVE-100-223386

Entryinfo

Created: 03/19/2023 07:55
Updated: 08/18/2025 07:35
Changes: 03/19/2023 07:55 (44), 04/11/2023 22:04 (11), 08/18/2025 07:35 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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