Out-of-bounds read in Eclipse ThreadX NetX Duo
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-125 and the CVSS impact.
Summary
In Eclipse ThreadX NetX Duo versions up to and including 6.5.2.202603, built with IPv6, the ICMPv6 option validator accepts an option area that ends in a one- or two-byte residue, and the Router Advertisement, Neighbor Solicitation, Neighbor Advertisement and Redirect handlers then walk it without length checks. A host on the local link can send one such message to make the IP thread read past the packet or loop forever, and can place off-packet memory in the neighbor cache.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Eclipse Foundation | Eclipse ThreadX NetX Duo | up to 6.5.2.202603 | 6.5.2.202603a | Patch available | CNA |
- Eclipse ThreadX NetX Duo VendorEclipse Foundation Affected up to 6.5.2.202603 Fixed in 6.5.2.202603a Patch available CNA
Remediation
- Fix · CNA Eclipse ThreadX NetX Duo (Eclipse Foundation) Fixed in 6.5.2.202603a
Timeline
- 2026-10-02 Threatist record created from CVE-2026-102714
- 2026-10-03 Alias added: GHSA-jj75-gvv3-wr54
- 2026-11-04 Title updated · CNA
- 2026-11-04 Fix available: Eclipse Foundation/Eclipse ThreadX NetX [email protected] · CNA
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Sources
- CVE-2026-102714 · CVE Program
- CVE-2026-102714 · NVD
- FIRST EPSS
- GHSA-jj75-gvv3-wr54 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences