CVE-2023-33110: Qualcomm Snapdragon 425 Mobile Platform Firmware

High severity, CVSS 7.0. EPSS: 0.1% chance of exploitation in the next 30 days.

The session index variable in PCM host voice audio driver initialized before PCM open, accessed during event callback from ADSP and reset during PCM close may lead to race condition between event callback - PCM close and reset session index causing memory corruption.

Affected products

  • Qualcomm Snapdragon 425 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 427 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 429 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 430 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 435 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 439 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 450 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 460 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 480+ 5g Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 480 5g Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 625 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 626 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 630 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 632 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 636 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 660 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 662 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 665 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 670 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 675 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 678 Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 680 4g Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 685 4g Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 690 5g Mobile Platform Firmware: affected versions not specified
  • Qualcomm Snapdragon 695 5g Mobile Platform Firmware: affected versions not specified
  • and 98 more

Published 2024-01-02. Last modified 2026-06-17.