CVE-2025-40217
pidfs: validate extensible ioctls
CVE-2025-40217 is fixed in linux on 1 platform by DEBIAN-CVE-2025-40217 (version 6.17.6-1), released December 4, 2025. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.5
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0018
8th percentile
In the Linux kernel, the following vulnerability has been resolved: pidfs: validate extensible ioctls Validate extensible ioctls stricter than we do now.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 14 | 6.17.6-1 | DEBIAN-CVE-2025-40217 | Dec 4, 2025 |
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