CVE-2025-34450
7.8 · HIGHOverview
CVE-2025-34450 is a high-severity vulnerability affecting rtl_433_project rtl_433. It was published on December 18, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
merbanan/rtl_433 versions up to and including 25.02 and prior to commit 25e47f8 contain a stack-based buffer overflow vulnerability in the function parse_rfraw() located in src/rfraw.c. When processing crafted or excessively large raw RF input data, the application may write beyond the bounds of a stack buffer, resulting in memory corruption or a crash. This vulnerability can be exploited to cause a denial of service and, under certain conditions, may be leveraged for further exploitation depending on the execution environment and available mitigations.
Remediation
Check the references section for vendor advisories and patches from rtl_433_project. Update rtl_433 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| rtl_433_project | rtl_433 | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2025-34450?
CVE-2025-34450 is a high-severity vulnerability affecting rtl_433_project rtl_433. It was published on December 18, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2025-34450?
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2025-34450?
Check the references section for vendor advisories and patches from rtl_433_project. Update rtl_433 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-34450?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-34450 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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