CVE-2025-55084— Out of bound read in _nx_secure_tls_proc_clienthello_supported_versions_extension()
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I. Basic Information for CVE-2025-55084
Vulnerability Information
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Vulnerability Title
Out of bound read in _nx_secure_tls_proc_clienthello_supported_versions_extension()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In NetX Duo version before 6.4.4, the component of Eclipse Foundation ThreadX, there was an incorrect bound check in_nx_secure_tls_proc_clienthello_supported_versions_extension() in the extension version field.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
缓冲区上溢读取
Source: NVD (National Vulnerability Database)
Vulnerability Title
Eclipse ThreadX NetX Duo 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Eclipse ThreadX NetX Duo是Eclipse ThreadX开源的一个 IPv4 和 IPv6 双重网络堆栈。 Eclipse ThreadX NetX Duo 6.4.4之前版本存在安全漏洞，该漏洞源于Eclipse Foundation ThreadX组件中_nx_secure_tls_proc_clienthello_supported_versions_extension函数的扩展版本字段边界检查不正确。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Eclipse Foundation | NetX Duo | 0 ~ 6.4.4 | - |
II. Public POCs for CVE-2025-55084
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Eclipse Foundation · 2025-10-16 · 4 CVEs total
| CVE-2025-55091 | Potential out of bound read in _nx_ip_packet_receive() | |
| CVE-2025-55090 | Potential out of bound read issue in _nx_ipv4_packet_receive() in NetX Duo | |
| CVE-2025-55089 | Eclipse ThreadX FileX RAM disk driver buffer overflow |
IV. Related Vulnerabilities
Same product: NetX Duo
- CVE-2025-55085
Web http client: Unchecked Server-Side Malicious Packet Issu - CVE-2025-55096
Inadequate bounds check and potential underflow in _ux_host_ - CVE-2025-55094
Potential out-of-bounds read in _nx_icmpv6_validate_options( - CVE-2025-55093
Out of bound read and write in _nx_ipv4_packet_receive() whe - CVE-2025-55092
Potential out of bound read in _nx_ipv4_option_process()
V. Comments for CVE-2025-55084
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