CVE-2025-40212: Linux 6.12

CVE-2025-40212. CVSS 3.1 base score 9.8 (CRITICAL, Source advisory). EPSS 0.00401 (percentile 0.32818), scored 17-Oct-2026.

Affected technology

Linux · ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444 to before b6bc86ce3944b10b9fc181fc00c1a520a20ed965, ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444 to before c83d7365cec5eb5ebeeee2a72e29b4ca58a7e4c2, ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444 to before 8a7348a9ed70bda1c1f51d3f1815bcbdf9f3b38c
Linux

Linux · 6.12
Linux

Component: Not specified by the source
File: fs/nfsd/nfsfh.c

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

The source reports that an attacker could disrupt service under the conditions described by the source. Source advisory’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high.

Published 18-Oct-2026 20:24 UTC

CCR priority: 39.3 /100 (P4)
CVSS 3.1: 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
EPSS: 0.00401 · percentile 0.32818 · 2026-10-17
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-18 20:23:06.032219+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-40212.html