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.
References (1)
Core 1
Core References
Exploit, Vendor Advisory vendor-advisory
https://github.com/eclipse-threadx/usbx/security/advisories/GHSA-93mv-fcpr-9488
Scores
CVSS v3
6.1
EPSS
0.0005
EPSS Percentile
14.5%
Attack Vector
PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-125
Status
published
Products (1)
eclipse/threadx_usbx
< 6.4.3.202503
Published
Oct 17, 2025
Tracked Since
Feb 18, 2026