CVE-2021-30307: Qualcomm AR8035 Firmware

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

Possible denial of service due to improper validation of DNS response when DNS client requests with PTR, NAPTR or SRV query type in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT

Affected products

• Qualcomm AR8035 Firmware: affected versions not specified
• Qualcomm CSRB31024 Firmware: affected versions not specified
• Qualcomm QCA6174A Firmware: affected versions not specified
• Qualcomm QCA6390 Firmware: affected versions not specified
• Qualcomm QCA6391 Firmware: affected versions not specified
• Qualcomm QCA6426 Firmware: affected versions not specified
• Qualcomm QCA6436 Firmware: affected versions not specified
• Qualcomm QCA6564AU Firmware: affected versions not specified
• Qualcomm QCA6574A Firmware: affected versions not specified
• Qualcomm QCA6574AU Firmware: affected versions not specified
• Qualcomm QCA6595AU Firmware: affected versions not specified
• Qualcomm QCA6696 Firmware: affected versions not specified
• Qualcomm QCA8081 Firmware: affected versions not specified
• Qualcomm QCA8337 Firmware: affected versions not specified
• Qualcomm QCA9377 Firmware: affected versions not specified
• Qualcomm QCM2290 Firmware: affected versions not specified
• Qualcomm QCM4290 Firmware: affected versions not specified
• Qualcomm QCM6490 Firmware: affected versions not specified
• Qualcomm QCS2290 Firmware: affected versions not specified
• Qualcomm QCS410 Firmware: affected versions not specified
• Qualcomm QCS4290 Firmware: affected versions not specified
• Qualcomm QCS610 Firmware: affected versions not specified
• Qualcomm QCS6490 Firmware: affected versions not specified
• Qualcomm QCX315 Firmware: affected versions not specified
• Qualcomm SA415M Firmware: affected versions not specified
• and 61 more

Published 2022-01-13. Last modified 2026-06-17.