CVE-2020-27661

MEDIUM

QEMU - DoS

Title source: llm

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.

References (5)

Scores

CVSS v3 6.5
EPSS 0.0013
EPSS Percentile 32.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Classification

CWE
CWE-369
Status published

Affected Products (1)

qemu/qemu < 5.1.1

Timeline

Published Jun 02, 2021
Tracked Since Feb 18, 2026