Medium 6.9Published Oct 16, 2025

CVE-2025-55091Potential out of bound read in _nx_ip_packet_receive()

Updated under an hour ago (Oct 27, 2026, 2:30 AM ET)

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It affects Eclipse Foundation NetX Duo and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Eclipse Foundation NetX Duo

Exploited in the last 30 days

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.

CVSS: 6.9 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Weakness (CWE): CWE-125, CWE-126
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: eclipse
NVD analysis: Analyzed
Record last updated: Oct 16, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Eclipse Foundation NetX Duo eclipse_foundation:netx_duo (from the name)	before 6.4.4	CNA record
eclipse threadx_netx_duo eclipse:threadx_netx_duo	before 6.4.4.202503	NVD

References

References

https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-pf5q-r6q5-6j2f	vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.