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.

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.

EPSS: 0.005 (38.4th percentile) — read the EPSS interpretation.

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.

Affected products

Linux — versions 9b9960a0ca4773e21c4b153ed355583946346b25, 4.8, 0

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67
416baaa9-dc9f-4396-8d5f-8c081fb06d67

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.