CVE-2026-79378: Bestechnic Co., Ltd BES2300 Bluetooth Audio SoC firmware vulnerability
Published Sep 8, 2026
·Updated
An issue in the btmaclhandle() function of Bestechnic Co., Ltd BES2300 Bluetooth Audio SoC firmware v3.x and earlier allows attackers to cause a Denial of Service (DoS) via sending a crafted L2CAP packet.
Affected Software
1 affected component
Bestechnic Co., Ltd BES2300 Bluetooth Audio SoC firmware<=3.x
Event History
Sep 8, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Frequently Asked Questions
1
What access does an attacker need to trigger the denial of service?
An attacker needs to be able to send a crafted L2CAP packet to the affected Bluetooth device.
2
Which firmware versions are affected?
BES2300 Bluetooth Audio SoC firmware version 3.x and earlier is identified as affected.
3
What is the expected impact of exploitation?
Successful exploitation can cause a denial of service in the affected device's Bluetooth firmware.