CVE-2021-3700

MediumCVSS 6.4/10Last modified Jun 17, 2026

Description

A use-after-free vulnerability was found in usbredir in versions prior to 0.11.0 in the usbredirparser_serialize() in usbredirparser/usbredirparser.c. This issue occurs when serializing large amounts of buffered write data in the case of a slow or blocked destination.

Metrics

CVSS 3.1 6.4/10CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

VendorProductVersions
n/ausbredirusbredir 0.11.0

References

Timeline

Published
Feb 24, 2022
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-3700: Medium severity, CVSS 6.4 | Vulnix