CVE-2025-40217
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BaseFortify

Publication date: 2025-12-04

Last updated on: 2025-12-04

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: pidfs: validate extensible ioctls Validate extensible ioctls stricter than we do now.

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Meta Information

Published
2025-12-04
Last Modified
2025-12-04
Generated
2026-07-06
AI Q&A
2025-12-04
EPSS Evaluated
2026-07-05
NVD
CVE-2025-40217

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 in the Linux kernel relates to the pidfs subsystem where extensible ioctls were not being validated strictly enough. The issue has been resolved by implementing stricter validation of these extensible ioctls to prevent potential misuse or exploitation.

Impact Analysis

If exploited, this vulnerability could allow an attacker to misuse the pidfs extensible ioctls, potentially leading to unauthorized actions or system instability. However, specific impacts are not detailed in the provided information.

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