CVE-2025-40047

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 5.0% 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

2025-10-28 11:48Z10 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-662Improper SynchronizationClass

Data version

5.2

Document digest

52564b1c745a27065fcedac3aaedb19d4bb9fe83d30a61c4f3b8a524ef1dd00c

• git.kernel.orghttps://git.kernel.org/stable/c/696ba6032081e617564a8113a001b8d7943cb928
• git.kernel.orghttps://git.kernel.org/stable/c/3e2205db2f0608898d535da1964e1b376aacfdaa
• git.kernel.orghttps://git.kernel.org/stable/c/2f8229d53d984c6a05b71ac9e9583d4354e3b91f