CVE-2025-40347

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

0.52% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 41.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Important. 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

2025-12-16 13:30Z8 MO AGO

Last updated

2026-08-05 12:09Z1 MO AGO

Reserved

2025-04-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

• CWE-764Multiple Locks of a Critical ResourceBase

Data version

5.2

Document digest

7a225d9a05115b9ef613291559b748253b0b0962d828b993d79d7f70d082a6e3

• git.kernel.orghttps://git.kernel.org/stable/c/a649161526736f48bcc592e3a412e5bcd7dd9e24
• git.kernel.orghttps://git.kernel.org/stable/c/2781ca82ce8cad263d80b617addb727e6a84c9e5
• git.kernel.orghttps://git.kernel.org/stable/c/1f92f5bd057a4fad9dab6af17963cdd21e5da6ed
• git.kernel.orghttps://git.kernel.org/stable/c/2e55a49dc3b2a6b23329e4fbbd8a5feb20e220aa
• git.kernel.orghttps://git.kernel.org/stable/c/50bd33f6b3922a6b760aa30d409cae891cec8fb5