CVE-2026-20478 PUBLISHED

Assigner: MediaTek
Reserved: 03.11.2025 Published: 03.08.2026 Updated: 03.08.2026

In Audio HAL, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10981454 (Note: For MT6880, MT6890, MT6988, MT6990) / AUTO00851293 (Note: For MT2735, MT2737); Issue ID: MSV-7638.

Product Status

Vendor MediaTek, Inc.
Product MediaTek chipset
Versions Default: unaffected
  • Version MT2735 is affected
  • Version MT2737 is affected
  • Version MT6880 is affected
  • Version MT6890 is affected
  • Version MT6988 is affected
  • Version MT6990 is affected

References

Problem Types

  • CWE-787 Out-of-bounds Write CWE