CVE-2021-1974: Qualcomm AQT1000 Firmware

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

Possible buffer over read due to lack of alignment between map or unmap length of IPA SMMU and WLAN SMMU in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

Affected products

  • Qualcomm AQT1000 Firmware: affected versions not specified
  • Qualcomm AR8035 Firmware: affected versions not specified
  • Qualcomm AR9380 Firmware: affected versions not specified
  • Qualcomm CSR8811 Firmware: affected versions not specified
  • Qualcomm CSRB31024 Firmware: affected versions not specified
  • Qualcomm FSM10055 Firmware: affected versions not specified
  • Qualcomm FSM10056 Firmware: affected versions not specified
  • Qualcomm IPQ4018 Firmware: affected versions not specified
  • Qualcomm IPQ4019 Firmware: affected versions not specified
  • Qualcomm IPQ4028 Firmware: affected versions not specified
  • Qualcomm IPQ4029 Firmware: affected versions not specified
  • Qualcomm IPQ5010 Firmware: affected versions not specified
  • Qualcomm IPQ5018 Firmware: affected versions not specified
  • Qualcomm IPQ6000 Firmware: affected versions not specified
  • Qualcomm IPQ6010 Firmware: affected versions not specified
  • Qualcomm IPQ6018 Firmware: affected versions not specified
  • Qualcomm IPQ6028 Firmware: affected versions not specified
  • Qualcomm IPQ8064 Firmware: affected versions not specified
  • Qualcomm IPQ8065 Firmware: affected versions not specified
  • Qualcomm IPQ8068 Firmware: affected versions not specified
  • Qualcomm IPQ8070 Firmware: affected versions not specified
  • Qualcomm IPQ8070A Firmware: affected versions not specified
  • Qualcomm IPQ8071 Firmware: affected versions not specified
  • Qualcomm IPQ8071A Firmware: affected versions not specified
  • Qualcomm IPQ8072 Firmware: affected versions not specified
  • and 165 more

Published 2021-09-09. Last modified 2026-06-17.