CVE-2026-122992
Quick assessment
Affected
G4KLX DStarGateway
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在版本 7b75de6 之前的 G4KLX DStarGateway 和 F4FXL DStarGateway 中，APRSUtils.cpp 文件里的 函数存在一个整数下溢漏洞，该漏洞可通过空的 RS-MS1A 发送者字段触发。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-122992
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In G4KLX DStarGateway and F4FXL DStarGateway before 7b75de6, dstarCallsignToAPRS in APRSUtils.cpp has an integer underflow via an empty RS-MS1A sender field.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
整数下溢(超界折返)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| G4KLX | DStarGateway | bd3b8650c41d3537c2af1d2d32dcb5b9f2a1a754 ~ 7b75de605dca542a2953dd74c16f0eac96a8944e | - |
|
II. Public POCs for CVE-2026-122992
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-122992 (3)
IV. Related Vulnerabilities
Same weakness: CWE-191