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.
Published: 2022-02-24
Score: 6.4 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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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

Tue, 15 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00033}

epss

{'score': 0.00031}


Sun, 13 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00031}

epss

{'score': 0.00033}


Subscriptions

Debian Debian Linux
Fedoraproject Fedora
Redhat Enterprise Linux
Spice-space Usbredir
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T17:01:08.432Z

Reserved: 2021-08-11T00:00:00.000Z

Link: CVE-2021-3700

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-02-24T19:15:09.260

Modified: 2024-11-21T06:22:11.147

Link: CVE-2021-3700

cve-icon Redhat

Severity : Low

Publid Date: 2021-08-08T00:00:00Z

Links: CVE-2021-3700 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses