CVE-2020-27661

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.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 2.1 LOW

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.0 / Impact : 4.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1770368.html	Patch Third Party Advisory
https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg04263.html	Mailing List Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1890653	Issue Tracking Patch Third Party Advisory
https://git.qemu.org/?p=qemu.git;a=commit;h=bea2a9e3e00b275dc40cfa09c760c715b8753e03	Patch Vendor Advisory
https://security.netapp.com/advisory/ntap-20210720-0010/	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Information

Published : 2021-06-02 09:15

Updated : 2022-05-13 10:28

NVD link : CVE-2020-27661

Mitre link : CVE-2020-27661

JSON object : View

CWE

CWE-369

Divide By Zero

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Products Affected

qemu

qemu

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