Linux Kernel up to 6.6.32/6.9.3 ntfs3 null pointer dereference

Summaryinfo

A vulnerability described as critical has been identified in Linux Kernel up to 6.6.32/6.9.3. This impacts an unknown function of the component ntfs3. Executing a manipulation can lead to null pointer dereference. The identification of this vulnerability is CVE-2024-38625. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Linux Kernel up to 6.6.32/6.9.3. This vulnerability affects an unknown code block of the component ntfs3. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Check 'folio' pointer for NULL It can be NULL if bmap is called.

The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2024-38625 since 06/18/2024. There are neither technical details nor an exploit publicly available.

Upgrading to version 6.6.33 or 6.9.4 eliminates this vulnerability. Applying the patch 6c8054d59066/ff1068929459/1cd6c96219c4 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 6.6.0
• 6.6.1
• 6.6.2
• 6.6.3
• 6.6.4
• 6.6.5
• 6.6.6
• 6.6.7
• 6.6.8
• 6.6.9
• 6.6.10
• 6.6.11
• 6.6.12
• 6.6.13
• 6.6.14
• 6.6.15
• 6.6.16
• 6.6.17
• 6.6.18
• 6.6.19
• 6.6.20
• 6.6.21
• 6.6.22
• 6.6.23
• 6.6.24
• 6.6.25
• 6.6.26
• 6.6.27
• 6.6.28
• 6.6.29
• 6.6.30
• 6.6.31
• 6.6.32
• 6.9.0
• 6.9.1
• 6.9.2
• 6.9.3

License

• open-source

Website

• Vendor: https://www.kernel.org/

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