CVE Database›Document archive›CVE-2024-40953

CVE-2024-40953

kernel: KVM: Fix a data race on last_boosted_vcpu in kvm_vcpu_on_spin()

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Severity

Moderate

Red Hat Product Security

4.7

CVSS 3.1

Review impact separately from score.

Published · July 12, 2024

Updated · August 5, 2026

Description

A vulnerability was found in the Linux kernel in the function kvm_vcpu_on_spin() where a lack of async controls when accessing kvm->last_boosted_vcpu could lead to potential race condition. This could lead to data corruption or system instability.

Statement

Red Hat Enterprise Linux is not impacted by this CVE, as the vulnerability in question does not affect the specific versions or configurations of the Linux kernel used in its distributions. This ensures that users of Red Hat Enterprise Linux are not exposed to the potential risks associated with this issue, and no further action or mitigation is necessary for systems running this operating system.

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

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