The Bluetooth Classic implementation in the Cypress CYW920735Q60EVB does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service and restart (crash) of the device by flooding it with LMP_AU_Rand packets after the paging procedure.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade bluez-firmware | Jul 30, 2024 | Sep 7, 2021 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Sep 7, 2021 |
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