Heap Buffer Vulnerability in USBX Host by Eclipse
CVE-2026-96402

5.2MEDIUM

Key Information:

Vendor
CVE Published:
20 October 2026

What is CVE-2026-96402?

A vulnerability exists in the USBX host that allows a malicious USB MTP/PTP device to exploit heap buffer handling during object enumeration. This issue could lead to the unintended disclosure of adjacent heap memory contents to the application or trigger faults due to access of unmapped pages. Proper validation and sanitation mechanisms should be implemented to mitigate potential risks associated with device enumeration and memory handling.

Affected Version(s)

Eclipse ThreadX - USBX 0 <= 6.5.1.202602

Eclipse ThreadX - USBX 6.5.2.202603

References

CVSS V4

Score:
5.2
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
High
Attack Vector:
Physical
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Microsvuln
.