CVE-2025-55099

Medium

Description

In USBX before 6.4.3, the USB support module for Eclipse Foundation ThreadX, there was a potential out of bound read issue in _ux_host_class_audio_alternate_setting_locate() when parsing a descriptor with attacker-controlled frequency fields.

SeverityMedium

CVSS6.1

Exploit probability—

ProductEclipse Threadx Usbx

PublishedOct 17, 2025

First seenOct 17, 2025

Weakness typeCWE-125Out-of-bounds read

How to fix

Update

eclipse threadx_usbx6.4.3.202503 or later

Vendor advisories

github.com/eclipse-threadx/usbx/security/advisories/GHSA-93mv-fcpr-9488

Affected products

Product	Affected versions	Fixed in
eclipse threadx_usbx	v < 6.4.3.202503	6.4.3.202503

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