Out-of-bounds Write Affecting usbredir package, versions *


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.14% (4th percentile)

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  • Snyk IDSNYK-ECHOLATEST-USBREDIR-20028302
  • published21 Sept 2026
  • disclosed21 Sept 2026

Introduced: 21 Sep 2026

NewCVE-2026-92382  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

There is no fixed version for Echo:latest usbredir.

NVD Description

Note: Versions mentioned in the description apply only to the upstream usbredir package and not the usbredir package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

An out-of-bounds write flaw was found in usbredir. Starting an isochronous OUT stream with a transfer count of 1 leaves the stream's single transfer buffer permanently unsubmitted, defeating the bounds check in usbredirhost_iso_packet() and allowing a usbredir peer to write past the end of the packet descriptor array on every subsequent isochronous packet.

CVSS Base Scores

version 3.1