CVE-2020-27661

MEDIUM

6.5

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.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published6/2/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

qemu:qemu

Weaknesses (CWE)

CWE-369

References

https://bugzilla.redhat.com/show_bug.cgi?id=1890653(cve@mitre.org)

https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=bea2a9e3e00b275dc40cfa09c760c715b8753e03(cve@mitre.org)

https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html(cve@mitre.org)

https://security.netapp.com/advisory/ntap-20210720-0010/(cve@mitre.org)

https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1770368.html(cve@mitre.org)

https://bugzilla.redhat.com/show_bug.cgi?id=1890653(af854a3a-2127-422b-91ae-364da2661108)

https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=bea2a9e3e00b275dc40cfa09c760c715b8753e03(af854a3a-2127-422b-91ae-364da2661108)

https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20210720-0010/(af854a3a-2127-422b-91ae-364da2661108)

https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1770368.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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