Snapdragon 685 4g Mobile Platform Firmware vulnerabilities

3 known vulnerabilities in Snapdragon 685 4g Mobile Platform Firmware from Qualcomm. 3 are rated high or critical, and 1 has been exploited in real attacks. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 7.8 High severity

  Qualcomm Multiple Chipsets Memory Corruption Exploited

  CVE-2026-21385Mar 2, 2026QualcommEPSS 1.32%

  Memory corruption while using alignments for memory allocation.

• 7.8 High severity

  Snapdragon: Use After Free

  CVE-2025-47379Mar 2, 2026Qualcomm

  Memory Corruption when concurrent access to shared buffer occurs due to improper synchronization between assignment and deallocation of buffer resources.

• 7.0 High severity

  Snapdragon: Concurrent Execution using Shared Resource with Improper Synchronization

  CVE-2023-33110Jan 2, 2024Qualcomm

  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 corr