CVE-2020-29443
Public on 2021-01-26
Modified on 2021-06-22
Description
An out-of-bounds read-access flaw was found in the ATAPI Emulator of QEMU. This issue occurs while processing the ATAPI read command if the logical block address(LBA) is set to an invalid value. A guest user may use this flaw to crash the QEMU process on the host resulting in a denial of service.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Core | qemu | 2021-06-16 | ALAS2-2021-1671 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 3.9 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L |
| NVD | CVSSv2 | 3.3 | AV:L/AC:M/Au:N/C:P/I:N/A:P |
| NVD | CVSSv3 | 3.9 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L |