CVE-2020-35506
Published: August 31, 2023Last modified: August 31, 2023
Description
A use-after-free vulnerability was found in the am53c974 SCSI host bus adapter emulation of QEMU in versions before 6.0.0 during the handling of the 'Information Transfer' command (CMD_TI). This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service or potential code execution with the privileges of the QEMU process.
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.7 |
Attack Vector | LOCAL |
Attack complexity | LOW |
Privileges required | HIGH |
User interaction | NONE |
Scope | UNCHANGED |
Confidentiality | HIGH |
Integrity impact | HIGH |
Availability impact | HIGH |
Vector | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
Status
Product | Release | Package | Status |
---|---|---|---|
Alpaquita Linux | 23 LTS | qemu | Not affected (7.1.0-r4) |
Stream | qemu | Not affected (8.0.4-r0) |