CVE-2025-39727

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

0.17% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 7.0% 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

Analyzed. NVD last modified this record on 2026-06-17.

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

2025-09-07 15:16Z12 MO AGO

Last updated

2026-05-11 21:35Z3 MO AGO

Reserved

2025-04-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.2

Document digest

c9af0e2027e33d48819ddda85dfedda36aee94311b6f99b85f8c9267d5aec07c

• git.kernel.orghttps://git.kernel.org/stable/c/91b370800b3f2b3dda244c0ab06719c4971190a5
• git.kernel.orghttps://git.kernel.org/stable/c/9b01ada580ee84fb319e7ecb5fb5b1f54a9eb799
• git.kernel.orghttps://git.kernel.org/stable/c/815c528b13f2bb9b3130c13bedeabf2351a68129
• git.kernel.orghttps://git.kernel.org/stable/c/152c1339dc13ad46f1b136e8693de15980750835