VULNERABILITY INTELLIGENCE
CVE-2020-27661
CVSS score6.5 MEDIUM
EPSS probability0.31%
CISA KEVNot currently listed
Published2021-06-02
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Description
A divide-by-zero issue was found in dwc2_handle_packet in hw/usb/hcd-dwc2.c in the hcd-dwc2 USB host controller emulation of QEMU. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service.
Weakness classification
- CWE-369: Divide By Zero
Primary references
- cve@mitre.org — Issue Tracking, Patch, Third Party Advisory
- cve@mitre.org
- cve@mitre.org — Mailing List, Patch, Third Party Advisory
- cve@mitre.org — Third Party Advisory
- cve@mitre.org
- af854a3a-2127-422b-91ae-364da2661108 — Issue Tracking, Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108