CVE-2025-52909: Buffer Overflow

Published Apr 7, 2026
·
Updated

An issue was discovered in the Wi-Fi driver in Samsung Mobile Processor and Wearable Processor Exynos 980, 850, 1280, 1330, 1380, 1480, 1580, W920, W930, and W1000. Incorrect Handling of the NL80211 vendor command leads to a buffer overflow via a certain ioctl message, issue 2 of 2.

Affected Software

30 affected components
Samsung Exynos 980 Wi-Fi driver
Samsung Exynos 850 Wi-Fi driver
Samsung Exynos 1280 Wi-Fi driver
Samsung Exynos 1330 Wi-Fi driver
Samsung Exynos 1380 Wi-Fi driver
Samsung Exynos 1480 Wi-Fi driver
Samsung Exynos 1580 Wi-Fi driver
Samsung Exynos W920 Wi-Fi driver
Samsung Exynos W930 Wi-Fi driver
Samsung Exynos W1000 Wi-Fi driver
All of the following
Samsung Exynos 1280 Firmware
Samsung Exynos 1280
All of the following
Samsung Exynos 1330 Firmware
Samsung Exynos 1330
All of the following
Samsung Exynos 1380 Firmware
Samsung Exynos 1380
All of the following
Samsung Exynos 1480 Firmware
Samsung Exynos 1480
All of the following
Samsung Exynos 1580 Firmware
Samsung Exynos 1580
All of the following
Samsung Exynos 850 Firmware
Samsung Exynos 850
All of the following
Samsung Exynos 980 Firmware
Samsung Exynos 980
All of the following
Samsung Exynos W930 Firmware
Samsung Exynos W930
All of the following
Samsung Exynos W920 Firmware
Samsung Exynos W920
All of the following
Samsung Exynos W1000 Firmware
Samsung Exynos W1000

Event History

Apr 7, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·03:17 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-2025-52909?

CVE-2025-52909 has been classified with a high severity due to the potential for remote code execution through a buffer overflow.

2

How do I fix CVE-2025-52909?

To fix CVE-2025-52909, update your Wi-Fi driver to the latest version provided by Samsung that addresses this vulnerability.

3

Which devices are affected by CVE-2025-52909?

CVE-2025-52909 affects devices using Samsung's Exynos series processors, including the Exynos 980, 850, 1280, 1330, 1380, 1480, 1580, and wearable processors like W920, W930, and W1000.

4

What type of vulnerability is CVE-2025-52909?

CVE-2025-52909 is a buffer overflow vulnerability caused by incorrect handling of the NL80211 vendor command in the Wi-Fi driver.

5

Is there a potential impact from CVE-2025-52909?

Yes, CVE-2025-52909 can lead to remote code execution, potentially allowing attackers to gain control over affected devices.

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