Buffer Over-read Affecting eclipse-threadx/netxduo package, versions [,6.4.4.202503_rel)
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-UNMANAGED-ECLIPSETHREADXNETXDUO-13568028
- published16 Oct 2025
- disclosed15 Oct 2025
- creditIlja van Sprundel, Justin-Stauffer
Introduced: 15 Oct 2025
NewCVE-2025-55083 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade eclipse-threadx/netxduo to version 6.4.4.202503_rel or higher.
Overview
Affected versions of this package are vulnerable to Buffer Over-read due to improper bounds checking in the _nx_secure_tls_process_clienthello_psk_extension function. An attacker can cause an out-of-bounds read by sending specially crafted input during the TLS handshake process.