CVE-2026-79377

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-08 · updated 2026-09-09
Weakness: CWE-122

Description

A heap overflow in the a2dp_decoder_sbc.cpp component 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.

References

https://github.com/Derek-Vencer/best1307/blob/296d587ad3766bbff96e7f466cf0775c170a/apps/audioplayers/a2dp_decoder/a2dp_decoder_sbc.cpp
https://www.bestechnic.com/CVE-2026-79376.pdf

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