CVE-2024-0240: Silicon Labs EFR32 Bluetooth stack denial of service when sending notifications to multiple clients

Published Feb 15, 2024
·
Updated

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.

Affected Software

2 affected components
Silabs Gecko Software Development Kit<4.3.0
Silicon Labs EFR32 Bluetooth stack

Event History

Feb 15, 2024
CVE Published
via MITRE·08:30 PM
Data Sourced
via MITRE·08:30 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:15 PM
DescriptionSeverityWeaknessAffected Software
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2024-0240?

CVE-2024-0240 has a severity rating that indicates a potential impact on system stability due to a memory leak.

2

How do I fix CVE-2024-0240?

To fix CVE-2024-0240, update to the latest version of the Silicon Labs Gecko SDK beyond 4.3.0.

3

What products are affected by CVE-2024-0240?

CVE-2024-0240 affects the Silicon Labs EFR32 Bluetooth stack and all related Gecko SDK products up to version 4.3.0.

4

What happens if CVE-2024-0240 is exploited?

Exploiting CVE-2024-0240 may cause memory exhaustion preventing Bluetooth operations like advertising and scanning from functioning.

5

Is CVE-2024-0240 a remote vulnerability?

CVE-2024-0240 is not categorized as a remote vulnerability, but it affects Bluetooth operations within local environments.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203