PT-2022-6439 · Kvm+7 · Kvm+7

Maxim Levitsky · Published 2022-10-24 · Updated 2026-03-14 · CVE-2022-3344

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions KVM (affected versions not specified)

Description A flaw was found in KVM's AMD nested virtualization (SVM). A malicious L1 guest could purposely fail to intercept the shutdown of a cooperative nested guest (L2), possibly leading to a page fault and kernel panic in the host (L0). The issue is related to the incorrect handling of nested shutdown execution. Exploitation of the issue may allow an attacker to cause a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-440

Related Identifiers

ALT-PU-2022-2924

ALT-PU-2022-2925

ALT-PU-2022-3364

ALT-PU-2022-3371

ALT-PU-2023-1684

ALT-PU-2023-1741

ALT-PU-2023-1814

ALT-PU-2023-4894

AZL-11352

BDU:2023-01299

CVE-2022-3344

MGASA-2022-0477

MGASA-2022-0478

OPENSUSE-SU-2023_0146-1

OPENSUSE-SU-2023_0147-1

OPENSUSE-SU-2023_0149-1

SUSE-SU-2023:0146-1

SUSE-SU-2023:0147-1

SUSE-SU-2023:0149-1

USN-5911-1

USN-5912-1

USN-5929-1

USN-5935-1

USN-5938-1

USN-5941-1

USN-5950-1

USN-5962-1

Affected Products

Alt Linux

Astra Linux

Debian

Kvm

Linuxmint

Red Os

Suse

Ubuntu

References · 139

• https://osv.dev/vulnerability/USN-5912-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-5962-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-5938-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-3344 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5935-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-42328 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-3344 · Vendor Advisory
• https://osv.dev/vulnerability/USN-5941-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-47520 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2023:0147-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-3344 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-3344 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-26605 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-3521 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5912-1 · Vendor Advisory