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CVE-2025-55091

Good to know:

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Date: October 16, 2025

In NetX Duo before 6.4.4, the networking support module for Eclipse Foundation ThreadX, there was a potential out of bound read issue in _nx_ip_packet_receive() function when received an Ethernet with type set as IP but no IP data.

Severity Score

Related Resources (3)

https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-pf5q-r6q5-6j2f
https://nvd.nist.gov/vuln/detail/CVE-2025-55091
https://www.mend.io/vulnerability-database/CVE-2025-55091

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Buffer Over-read

CWE-126

Top Fix

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Upgrade Version

Upgrade to version https://github.com/eclipse-threadx/netxduo.git - v.6.4.4.202503_rel

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): LOW

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