CVE-2022-4172

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

An integer overflow and buffer overflow issues were found in the ACPI Error Record Serialization Table (ERST) device of QEMU in the read_erst_record() and write_erst_record() functions. Both issues may allow the guest to overrun the host buffer allocated for the ERST memory device. A malicious guest could use these flaws to crash the QEMU process on the host.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Weakness enumeration

CWE-120

Affected software

VendorProductVersions
n/aQEMU (ACPI ERST)Affected: 7.0.0, Fixed: 7.2.0-rc0

References

Timeline

Published
Nov 29, 2022
Last modified
Jun 17, 2026
NVD status
Modified

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