Potential out-of-bounds read in _ux_host_class_audio_device_type_get()
Priority LOW 7CWE-125Published · Updated
Key facts
- Attack vector
- Physical
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
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_device_type_get() when parsing a descriptor of an USB audio device.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00294 22nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed USBX (Eclipse Foundation): 6.4.3
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Eclipse Foundation | USBX | before 6.4.3 | 6.4.3 | Patch available | CNA |
- USBX VendorEclipse Foundation Affected before 6.4.3 Fixed in 6.4.3 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:eclipse:threadx_usbx:*:*:*:*:*:*:*:* | before 6.4.3.202503 | Vulnerable | Eclipse Foundation |
- cpe:2.3:o:eclipse:threadx_usbx:*:*:*:*:*:*:*:* Versions before 6.4.3.202503 Vulnerable ·Eclipse Foundation
Remediation
- Fix · CNA USBX (Eclipse Foundation) Fixed in 6.4.3
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Eclipse Foundation USBX 6.4.3
4 records Highest priority Priority LOW 4 LOW
Other records, highest priority first
- TI-2025-34789 Potential out-of-bounds read in _ux_host_class_audio10_sam_parse_func()Priority LOW 13
- TI-2025-34788 Potential out-of-bounds read in _ux_host_class_audio_alternate_setting_locate()Priority LOW 12
- TI-2025-34786 Potential out-of-bounds read in _ux_host_class_audio_streaming_sampling_get()Priority LOW 12
Timeline
- 2026-10-02 Threatist record created from CVE-2025-55098
More Eclipse Foundation Threadx Usbx vulnerabilities
- TI-2022-16486 USBX Host CDC ECM integer underflow with buffer overflow CVSS 3.1CRITICAL 9.8
- TI-2022-11787 Potential buffer overflow in function DFU upload in Azure RTOS USBX CVSS 3.1CRITICAL 9.8
- TI-2022-11766 Buffer overflow on HUB descriptor in Azure RTOS USBX CVSS 3.1CRITICAL 9.8
- TI-2022-18669 Azure RTOS USBX Host PIMA vulnerable to read integer underflow with buffer overflow CVSS 3.1CRITICAL 9.8
- TI-2023-26533 Azure RTOS USBX Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2023-26537 Azure RTOS USBX Remote Code Execution Vulnerability CVSS 3.1CRITICAL 9.8
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences