CVE-2022-4172

QEMU: ACPI ERST: memory corruption issues in read_erst_record and write_erst_record

Published Nov 29, 2022 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-51533 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.
Ubuntu USN Ubuntu USN USN-6167-1 QEMU vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Apr 14, 2025, 6:10 PM
Reserved
Nov 28, 2022, 12:00 AM
Status
Modified
Published
Nov 29, 2022, 6:15 PM
Modified
Jun 17, 2026, 5:20 AM
Severity
Moderate
Public date
Oct 19, 2022, 12:00 AM