vulnerability
Ubuntu: (CVE-2020-35506): qemu vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:P/I:P/A:P) | May 28, 2021 | Nov 19, 2024 | Mar 27, 2026 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
May 28, 2021
Added
Nov 19, 2024
Modified
Mar 27, 2026
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.
Solution
ubuntu-upgrade-qemu
References
- CVE-2020-35506
- https://attackerkb.com/topics/CVE-2020-35506
- CWE-416
- EUVD-EUVD-2020-23175
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-23175
- https://lists.gnu.org/archive/html/qemu-devel/2021-03/msg06550.html
- https://lists.gnu.org/archive/html/qemu-devel/2021-04/msg01000.html
- https://www.cve.org/CVERecord?id=CVE-2020-35506
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