CVE-2025-40312
Unknown Unknown - Not Provided

BaseFortify

Publication date: 2025-12-08

Last updated on: 2025-12-08

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: jfs: Verify inode mode when loading from disk The inode mode loaded from corrupted disk can be invalid. Do like what commit 0a9e74051313 ("isofs: Verify inode mode when loading from disk") does.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2025-12-08
Last Modified
2025-12-08
Generated
2026-07-06
AI Q&A
2025-12-08
EPSS Evaluated
2026-07-05
NVD
CVE-2025-40312

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-UNKNOWN

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This vulnerability involves the Linux kernel's JFS filesystem where the inode mode loaded from a corrupted disk can be invalid. The issue is that the inode mode is not properly verified when loading from disk, which can lead to potential problems. The fix involves verifying the inode mode during loading, similar to a previous fix applied to the isofs filesystem.

Impact Analysis

If the inode mode loaded from disk is invalid due to corruption and not properly verified, it could lead to filesystem inconsistencies, potential data corruption, or unexpected behavior in the Linux kernel's handling of files. This might affect system stability or security depending on how the invalid inode mode is exploited or causes errors.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2025-40312. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart