Vulnerability in Linux

CVE-2025-40087

In the Linux kernel, the following vulnerability has been resolved: NFSD: Define a proc_layoutcommit for the FlexFiles layout type Avoid a crash if a pNFS client should happen to send a LAYOUTCOMMIT operation on a FlexFiles layout.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.005 (40.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 40.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-40087: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000

Affected products

  • Linux — versions 9b9960a0ca4773e21c4b153ed355583946346b25, 4.8, 0

References

Frequently asked questions

What is CVE-2025-40087?
CVE-2025-40087 is a high-severity vulnerability in Linux. CVSS score: 7.5/10. Published 2025-10-30.
How severe is CVE-2025-40087?
High severity. CVSS v3 base score is 7.5 out of 10.