P4Verified

CVE-2025-40000: Linux 6.4

CVE-2025-40000. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00268 (percentile 0.17636), scored 14-Oct-2026.

Affected technology

Linux · 1ae5ca615285d5d4f72d1de464716d85dffef19f to before 895cccf639ac015f3d5f993218cf098db82ac145, 1ae5ca615285d5d4f72d1de464716d85dffef19f to before f21f530b03b4b23448edb531a0cfea434cb76bb4, 1ae5ca615285d5d4f72d1de464716d85dffef19f to before bdb3c41b358cf87d99e39d393e164f9e4a6088e6, 1ae5ca615285d5d4f72d1de464716d85dffef19f to before 3e31a6bc07312b448fad3b45de578471f86f0e77
Linux

Linux · 6.4
Linux

Component: Not specified by the source
File: drivers/net/wireless/realtek/rtw89/core.c, drivers/net/wireless/realtek/rtw89/core.h, drivers/net/wireless/realtek/rtw89/pci.c, drivers/net/wireless/realtek/rtw89/ser.c

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

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 15-Oct-2026 22:59 UTC

CCR priority: 35.3 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
EPSS: 0.00268 · percentile 0.17636 · 2026-10-14
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-15 22:58:54.984414+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-40000.html