发布时间: 2022年12月3日
修改时间: 2022年12月9日
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.
| NVD | openEuler | |
|---|---|---|
| Confidentiality | None | |
| Attack Vector | Local | |
| CVSS评分 | 6.5 | 0.0 |
| Attack Complexity | Low | |
| Privileges Required | Low | |
| Scope | Changed | |
| Integrity | None | |
| User Interaction | None | |
| Availability | High |
| 公告名 | 概要 | 发布时间 |
|---|---|---|
| KylinSec-SA-2022-2668 | 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. | 2022年12月3日 |
| 产品 | 包 | 状态 |
|---|---|---|
| KY3.4-4A | qemu | Unaffected |
| KY3.4-5A | qemu | Unaffected |
| KY3.5.1 | qemu | Unaffected |
