CVE-2025-40006

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.19% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 8.7% of scored records. A rank, not a probability.

NVD base score

7.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Deferred. NVD last modified this record on 2026-07-30.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2025-10-20 15:26Z10 MO AGO

Last updated

2026-08-05 12:07Z1 MO AGO

Reserved

2025-04-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-667Improper LockingClass

Data version

5.2

Document digest

dea33b92f1b95adf26f44ec78a0767130f88e2f8a3d06f10ba6aef6ef95c7c38

• git.kernel.orghttps://git.kernel.org/stable/c/bc1c9ce8aeff45318332035dbef9713fb9e982d7
• git.kernel.orghttps://git.kernel.org/stable/c/91f548e920fbf8be3f285bfa3fa045ae017e836d
• git.kernel.orghttps://git.kernel.org/stable/c/3e851448078f5b01f6264915df3cfef75e323a12
• git.kernel.orghttps://git.kernel.org/stable/c/c1dc0524ab2cc3982d4e0d2bfac71a0cd4d65c39
• git.kernel.orghttps://git.kernel.org/stable/c/c9c2a51f91aea70e89b496cac360cd795a2b3c26
• git.kernel.orghttps://git.kernel.org/stable/c/910d7749346c4b0acdc6e4adfdc4a9984281a206
• git.kernel.orghttps://git.kernel.org/stable/c/21ee79ce938127f88fe07e409c1817f477dbe7ea
• git.kernel.orghttps://git.kernel.org/stable/c/7b7387650dcf2881fd8bb55bcf3c8bd6c9542dd7