CVE-2025-39739

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 5.2% of scored records. A rank, not a probability.

NVD base score

5.5 (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:N/I:N/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

2025-09-11 16:52Z11 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-358Improperly Implemented Security Check for StandardBase

Data version

5.2

Document digest

8a90857244d64229beab11c2598b7cbc594e72cd72ee253d16c0e9c9361cc800

• git.kernel.orghttps://git.kernel.org/stable/c/a11b6ee7cab87c4d75e95ac9e7443155f7cecb55
• git.kernel.orghttps://git.kernel.org/stable/c/c62963370627f3aa22d991e0a3e93f5d61ad9b08
• git.kernel.orghttps://git.kernel.org/stable/c/3d470cf40c9265092eb33c3d3d9dc8bad452bcc2
• git.kernel.orghttps://git.kernel.org/stable/c/e52bbaa209ebff3bf7a10c17ba7d3e1d3cb0fe61
• git.kernel.orghttps://git.kernel.org/stable/c/f7fa8520f30373ce99c436c4d57c76befdacbef3