CVE-2024-27009

kernel: s390/cio: fix race condition during online processing

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · May 1, 2024

Updated · November 21, 2025

Description

A flaw was found in the Linux kernel’s S390 device driver. A race condition can occur during online processing due to improper locking, causing the device to be in an inconsistent state and resulting in denial of service.

Statement

The S390 device driver in the Linux kernel shipped in Red Hat Enterprise Linux is not affected by this vulnerability because the vulnerable code was introduced in a newer version of the Linux kernel.

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

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')