Use After Free vulnerability in Silicon Labs Bluetooth SDK on 32 bit, ARM may allow an attacker with precise timing capabilities to intercept a small number of packets intended for a recipient that has left the network.This issue affects Silabs Bluetooth SDK: through 8.0.0.
This vulnerability carries a LOW severity rating with a CVSS v3.1 score of 3.1, indicating it requires adjacent network access but requires specific conditions to be met without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts limited data confidentiality, for affected systems. Impacting 1 product from silabs organizations running these solutions should prioritize assessment and patching.
Reported in 2024, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.
2024-07-12T20:15:02.380
2025-09-25T20:25:27.000
Analyzed
CVSSv3.1: 3.1 (LOW)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | silabs | bluetooth_low_energy_software_development_kit | ≤ 8.0.0.0 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For silabs's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.