CVE-2021-3700

usbredir: use-after-free in usbredirparser_serialize() in usbredirparser/usbredirparser.c

Published Feb 24, 2022 CVSS 3.1 · 6.4 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2958-1 usbredir security update
EUVD EUVD EUVD-2021-26985 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.
Ubuntu USN Ubuntu USN USN-5784-1 usbredir vulnerability
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00033}

epss

{'score': 0.00031}

Type Values Removed Values Added
Metrics epss

{'score': 0.00031}

epss

{'score': 0.00033}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 3, 2024, 5:01 PM
Reserved
Aug 11, 2021, 12:00 AM
Status
Modified
Published
Feb 24, 2022, 7:15 PM
Modified
Jun 17, 2026, 4:05 AM
Severity
Low
Public date
Aug 8, 2021, 12:00 AM