CVE-2019-17520: Ti CC2640R2 Software Development Kit

Medium severity, CVSS 6.5. EPSS: 1.8% chance of exploitation in the next 30 days.

The Bluetooth Low Energy implementation on Texas Instruments SDK through 3.30.00.20 for CC2640R2 devices does not properly restrict the SM Public Key packet on reception, allowing attackers in radio range to cause a denial of service (crash) via crafted packets.

Affected products

• Ti CC2640R2 Software Development Kit: up to and including 3.30.00.20

Published 2020-02-10. Last modified 2026-06-17.