CVE-2025-40217

Published: Dec 4, 2025

Modified: May 11, 2026

PUBLISHED

Description

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

Vendor	Product	Versions
Linux	Linux	affected `5b08bd408534bfb3a7cf5778da5b27d4e4fffe12 - < bf0fbf5e8b0aff8a4a0fb35e32b10083baa83c04` affected `5b08bd408534bfb3a7cf5778da5b27d4e4fffe12 - < 3c17001b21b9f168c957ced9384abe969019b609`
Linux	Linux	affected `6.11` unaffected `0 - < 6.11` unaffected `6.17.4 - <= 6.17.` unaffected `6.18 - <= `

References

https://git.kernel.org/stable/c/bf0fbf5e8b0aff8a4a0fb35e32b10083baa83c04

https://git.kernel.org/stable/c/3c17001b21b9f168c957ced9384abe969019b609

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CVE-2025-40217

Description

Affected Products

References