CVE-2024-0240— Silicon Labs EFR32 Bluetooth stack denial of service when sending notifications to multiple clients
Quick assessment
Affected
silabs.com GSDK
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.
Silicon Labs EFR32是美国芯科科技（Silicon Labs）公司的一系列 SoC 无线组件。 Silicon Labs EFR32存在安全漏洞，该漏洞源于存在内存泄漏，可能会导致在向多个客户端发送通知时内存耗尽。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2024-0240
Vulnerability Information
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Vulnerability Title
Silicon Labs EFR32 Bluetooth stack denial of service when sending notifications to multiple clients
Source: CVE Program / CVE List V5
Vulnerability Description
A memory leak in the Silicon Labs' Bluetooth stack for EFR32 products may cause memory to be exhausted when sending notifications to multiple clients, this results in all Bluetooth operations, such as advertising and scanning, to stop.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在移除最后引用时对内存的释放不恰当(内存泄露)
Source: CVE Program / CVE List V5
Vulnerability Title
Silicon Labs EFR32 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Silicon Labs EFR32是美国芯科科技（Silicon Labs）公司的一系列 SoC 无线组件。 Silicon Labs EFR32存在安全漏洞，该漏洞源于存在内存泄漏，可能会导致在向多个客户端发送通知时内存耗尽。
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 |
|---|---|---|---|---|
| silabs.com | GSDK | 0 ~ 4.3.0 | - |
|
II. Public POCs for CVE-2024-0240
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2024-0240 (2)
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V. Comments for CVE-2024-0240
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