CVE-2023-53695
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BaseFortify

Publication date: 2025-10-22

Last updated on: 2025-10-22

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: udf: Detect system inodes linked into directory hierarchy When UDF filesystem is corrupted, hidden system inodes can be linked into directory hierarchy which is an avenue for further serious corruption of the filesystem and kernel confusion as noticed by syzbot fuzzed images. Refuse to access system inodes linked into directory hierarchy and vice versa.
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Meta Information
Published
2025-10-22
Last Modified
2025-10-22
Generated
2026-06-16
AI Q&A
2025-10-22
EPSS Evaluated
2026-06-15
NVD
CVE-2023-53695
Affected Vendors & Products
Currently, no data is known.
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability occurs in the Linux kernel's UDF filesystem. When the UDF filesystem is corrupted, hidden system inodes can become linked into the directory hierarchy. This can lead to serious filesystem corruption and kernel confusion. The fix involves refusing to access system inodes that are linked into the directory hierarchy and vice versa.

Impact Analysis

This vulnerability can lead to serious corruption of the filesystem and cause confusion in the kernel, potentially resulting in system instability or crashes.

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