AUGUST 4, 2026
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Case File

CVE-2022-4172

MEDIUM · CVSS 6.5 EPSS 0.38%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-11-29 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2022-4172
Severity
MEDIUM
CVSS
6.5
EPSS
0.38%

Original NVD 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.