Out-of-bounds Read in Eclipse Threadx_usbx

CVE-2025-55097

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_streaming_sampling_get() when parsing a descriptor of an USB streaming device.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (15.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-55097?
CVE-2025-55097 is a medium-severity vulnerability in Eclipse Threadx_usbx, classified under Out-of-bounds Read. CVSS score: 6.1/10. Published 2025-10-17.
How severe is CVE-2025-55097?
Medium severity. CVSS v3 base score is 6.1 out of 10.