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VULNERABILITIES

CVE-2020-25723 Details

Description

A reachable assertion issue was found in the USB EHCI emulation code of QEMU. It could occur while processing USB requests due to missing handling of DMA memory map failure. A malicious privileged user within the guest may abuse this flaw to send bogus USB requests and crash the QEMU process on the host, resulting in a denial of service.

Metrics

CVSS 3.x Severity and Vector Strings:

References to Advisories, Solutions, and Tools

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Weakness Enumeration

CWE-IDCWE NameSource
CWE-617Reachable Assertion[email protected]
CWE-617Reachable Assertion[email protected]

Affected Products

ProductVersions
qemu qemu
<= 5.1.1

CPE

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

Remediation

  • No remediation found in references.
debian debian linux
10.0

CPE

  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

10 change records found show changes


QUICK INFO

CVE Dictionary Entry:
CVE-2020-25723
NVD Published Date:
Dec 2, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]