CVE-2021-20203 Detail

Description

An integer overflow issue was found in the vmxnet3 NIC emulator of the QEMU for versions up to v5.2.0. It may occur if a guest was to supply invalid values for rx/tx queue size or other NIC parameters. A privileged guest user may use this flaw to crash the QEMU process on the host resulting in DoS scenario.


Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  N/A
NVD score not yet provided.


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References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugs.launchpad.net/qemu/+bug/1913873
https://bugzilla.redhat.com/show_bug.cgi?id=1922441

Weakness Enumeration

CWE-ID CWE Name Source
CWE-190 Integer Overflow or Wraparound Provider acceptance level Red Hat, Inc.  

Change History

0 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-20203
NVD Published Date:
02/25/2021
NVD Last Modified:
02/25/2021
Source:
Red Hat, Inc.