CVE-2025-40203

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

0.14% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 3.9% 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

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

2025-11-12 21:56Z9 MO AGO

Last updated

2026-08-05 12:08Z1 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-664Improper Control of a Resource Through its LifetimePillar

Data version

5.2

Document digest

b7ad41459610b87bf9b963847b304b590cd7aa7e56a269edccc8c172dc2d8a95

• git.kernel.orghttps://git.kernel.org/stable/c/659874b7ee4976ad9ce476e07fd36bc67b3537f1
• git.kernel.orghttps://git.kernel.org/stable/c/9c80da26fda2fdcaac7f92b5908875b3108830ff
• git.kernel.orghttps://git.kernel.org/stable/c/c1f86d0ac322c7e77f6f8dbd216c65d39358ffc0