vulnerability

Ubuntu: USN-5784-1 (CVE-2021-3700): usbredir vulnerability

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
Feb 24, 2022
Added
Jan 3, 2023
Modified
Aug 18, 2025

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.

Solutions

ubuntu-pro-upgrade-libusbredirhost1ubuntu-pro-upgrade-libusbredirparser1ubuntu-pro-upgrade-usbredirserver
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