CVE Database›CVE-2022-48765

CVE-2022-48765

kernel: KVM: LAPIC: Also cancel preemption timer during SET_LAPIC

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · June 20, 2024

Updated · February 2, 2026

Description

A vulnerability was found in the Linux kernel's KVM component related to the LAPIC during the guest reboot process. This issue arises when the SET_LAPIC command is issued without exposing the tsc-deadline mode, leading to warnings and potential inconsistencies due to an unhandled preemption timer. This situation can disrupt the normal operation of virtual machines.

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

CWE-99 · Improper Control of Resource Identifiers ('Resource Injection')