Certain Cypress (and Broadcom) Wireless Combo chips such as CYW43455, when a 2021-01-26 Bluetooth firmware update is not present, allow a Bluetooth outage via a "Spectra" attack.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Suse | — | Upgrade bcm43xx-firmware | Aug 9, 2024 | Aug 9, 2024 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Nov 11, 2024 |
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