CVE-2021-20203 (GCVE-0-2021-20203)

Vulnerability from cvelistv5 – Published: 2021-02-25 19:09 – Updated: 2024-08-03 17:30
VLAI
Summary
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
No CVSS data available.
CWE
Assigner
References
Impacted products
Vendor Product Version
n/a qemu Affected: versions up to v5.2.0
Show details on NVD website

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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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