CVE-2021-30283: Qualcomm QCA6391 Firmware

Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days.

Possible denial of service due to improper handling of debug register trap from user applications in Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile

Affected products

• Qualcomm QCA6391 Firmware: affected versions not specified
• Qualcomm QCM6490 Firmware: affected versions not specified
• Qualcomm QCS6490 Firmware: affected versions not specified
• Qualcomm QRB5165 Firmware: affected versions not specified
• Qualcomm QRB5165N Firmware: affected versions not specified
• Qualcomm SD778G Firmware: affected versions not specified
• Qualcomm SD888 5g Firmware: affected versions not specified
• Qualcomm SM7325P Firmware: affected versions not specified
• Qualcomm WCD9370 Firmware: affected versions not specified
• Qualcomm WCD9375 Firmware: affected versions not specified
• Qualcomm WCD9380 Firmware: affected versions not specified
• Qualcomm WCD9385 Firmware: affected versions not specified
• Qualcomm WCN6750 Firmware: affected versions not specified
• Qualcomm WCN6850 Firmware: affected versions not specified
• Qualcomm WCN6851 Firmware: affected versions not specified
• Qualcomm WCN6855 Firmware: affected versions not specified
• Qualcomm WCN6856 Firmware: affected versions not specified
• Qualcomm WSA8830 Firmware: affected versions not specified
• Qualcomm WSA8835 Firmware: affected versions not specified

Published 2022-01-03. Last modified 2026-06-17.