CVE Database›Document archive›CVE-2025-38048

CVE-2025-38048

kernel: Linux kernel: Data race in virtio_ring can lead to denial of service

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Severity

Moderate

Red Hat Product Security

4.7

CVSS 3.1

Review impact separately from score.

Published · June 18, 2025

Updated · August 6, 2026

Description

A flaw was found in the Linux kernel, specifically within the virtio_ring component. A data race condition exists when the system attempts to manage interrupt notifications for virtualized devices. This race can temporarily prevent the driver from sending interrupt notifications, which may lead to a denial of service (DoS) by impacting the performance and availability of virtualized operations.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

CVSS / CWE

CVSS 3.1 · 4.7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-366 · Race Condition within a Thread