Detections
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Alpine: multiple libusbredirhost packages, multiple usbredir packages: security update to 0.12.0-r0

medium Tenable Cloud Security Plugin ID 427476

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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. (CVE-2021-3700)

See Also

https://security.alpinelinux.org/vuln/CVE-2021-3700

Plugin Details

Severity: Medium

ID: 427476

Version: Revision 1.4

Type: Local

Published: 5/16/2025

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.12

CVSS v2

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.3

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2021-3700

CVSS v3

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.6

Vector: CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 2/24/2022

Reference Information

CVE: CVE-2021-3700