CVE-2025-38656

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

0.16% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 5.5% 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

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

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

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

2025-08-22 16:00Z1 YR AGO

Last updated

2026-08-05 12:03Z1 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-416Use After FreeVariant

Data version

5.2

Document digest

ae0fc9e7cc266aadea4442d1fbca0db697df0c76b14d142f6bdaa75abab29206

• git.kernel.orghttps://git.kernel.org/stable/c/991e2066f6009d3cb898413058c62dbcc92bd6d2
• git.kernel.orghttps://git.kernel.org/stable/c/1d068272c21d886d06526454b68368100ba0a720
• git.kernel.orghttps://git.kernel.org/stable/c/cf80c02a9fdb6c5bc8508beb6a0f6a1294fc32f6