CVE-2022-4172EPSS p29.8%
CVE-2022-4172CVE-2022-4172
qemu / qemu
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.
Scoring
| CVSS | 6.5 () |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
| EPSS | 0.38% probability of exploitation · percentile 29.8% · 2026-06-19T12:03:05Z |
| Last modified | 2026-06-17 |