CVE-2023-53186

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

0.26% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 17.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-08-04.

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

2025-09-15 14:04Z11 MO AGO

Last updated

2026-08-05 09:13Z1 MO AGO

Reserved

2025-09-15

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 8.1)

CNA CVSS vector

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

Weaknesses

• CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')Class
• CWE-416Use After FreeVariant

Data version

5.2

Document digest

2b21e421b4e741fc63346b9c3955892b0a86951e4bb75f9a877a995e01de70ae

• git.kernel.orghttps://git.kernel.org/stable/c/906a6689bb0191ad2a44131a3377006aa098af59
• git.kernel.orghttps://git.kernel.org/stable/c/71850b5af92da21b4862a9bc55bda61091247d00
• git.kernel.orghttps://git.kernel.org/stable/c/5f692c992a3bb9a8018e3488098b401a4229e7ec
• git.kernel.orghttps://git.kernel.org/stable/c/0646dc31ca886693274df5749cd0c8c1eaaeb5ca