Integer wraparound, under-allocation, and heap buffer overflow in Eclipse ThreadX NetX Duo __portable_aligned_alloc()
Priority MEDIUM 44CWE-120Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
In Eclipse ThreadX NetX Duo before 6.4.0, if an attacker can control parameters of __portable_aligned_alloc() could cause an integer wrap-around and an allocation smaller than expected. This could cause subsequent heap buffer overflows.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00909 60th percentileScored 2026-11-07
Fix Fixed ThreadX (Eclipse Foundation): 6.4.0
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 | ThreadX | before 6.4.0 | 6.4.0 | Patch available | CNA |
- ThreadX VendorEclipse Foundation Affected before 6.4.0 Fixed in 6.4.0 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:eclipse:threadx_netx_duo:*:*:*:*:*:*:*:* | before 6.4.0 | Vulnerable | Eclipse Foundation |
- cpe:2.3:a:eclipse:threadx_netx_duo:*:*:*:*:*:*:*:* Versions before 6.4.0 Vulnerable ·Eclipse Foundation
Remediation
- Fix · CNA ThreadX (Eclipse Foundation) Fixed in 6.4.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Eclipse Foundation ThreadX 6.4.0
3 records Highest priority Priority MEDIUM 1 MEDIUM, 2 LOW
Other records, highest priority first
- TI-2024-02054 Heap-based buffer overflow in Eclipse Foundation ThreadXPriority LOW 37
- TI-2024-02056 Missing array size check in _Mtxinit() in the Xtensa portPriority LOW 34
Timeline
- 2026-10-02 Threatist record created from CVE-2024-2452
References
More Eclipse Foundation Threadx Netx Duo vulnerabilities
- TI-2025-34780 Potential out of bound read in _nx_ip_packet_receive() CVSS 4.0MEDIUM 6.9
- TI-2025-34775 Web http client: Unchecked Server-Side Malicious Packet Issue CVSS 4.0HIGH 8.8
- TI-2025-34790 Uncontrolled resource consumption in Eclipse ThreadX - NetX Duo CVSS 4.0HIGH 8.7
- TI-2026-09997 Double free in Eclipse ThreadX - NetX Duo CVSS 3.1HIGH 7.5
- TI-2025-34783 Potential out-of-bounds read in _nx_icmpv6_validate_options() CVSS 4.0MEDIUM 6.9
- TI-2025-34779 Potential out of bound read issue in _nx_ipv4_packet_receive() in NetX Duo CVSS 4.0MEDIUM 6.9
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences