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CVE-2025-55098

Potential out-of-bounds read in _ux_host_class_audio_device_type_get()

MEDIUM
6.1
CVSS Score
Published: October 17, 2025 at 05:36 AM UTC
Updated: October 9, 2026 at 10:10 AM UTC
1 product affected across 1 vendorThreadX USBX

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Severity
MEDIUM6.1
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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_device_type_get() when parsing a descriptor of an USB audio device.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

ThreadX USBX· Eclipse
95%
v < 6.4.3.2025030 ≤ v < 6.4.3*0
Affected range stops below 6.4.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.4.3.202503, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor AdvisoryExploit
Source: cverecord
https://github.com/eclipse-threadx/usbx/security/advisories/GHSA-4jc2-x5hv-46fq

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.1MEDIUM[email protected]
Attack Vector
PHYSICAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-125

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