CVE-2025-40123

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

0.15% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 4.9% 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

Low. 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

2025-11-12 10:23Z9 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-843Access of Resource Using Incompatible Type ('Type Confusion')Base

Data version

5.2

Document digest

c75318b3a6e1b47d203a624aa239f80239d92174063cd8cc4574611206ae0499

• git.kernel.orghttps://git.kernel.org/stable/c/a99de19128aec0913f3d529f529fbbff5edfaff8
• git.kernel.orghttps://git.kernel.org/stable/c/08cb3dc9d2b44f153d0bcf2cb966e4a94b5d0f32
• git.kernel.orghttps://git.kernel.org/stable/c/f856c598080ba7ce1252867b8ecd6ad5bdaf9a6a
• git.kernel.orghttps://git.kernel.org/stable/c/c1ad19b5d8e23123503dcaf2d4342e1b90b923ad
• git.kernel.orghttps://git.kernel.org/stable/c/4540aed51b12bc13364149bf95f6ecef013197c0