MediaTek Geniezone OOB Write Enabling Local Priv Escalation
CVE-2026-20455 Published on June 1, 2026

In geniezone, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10873936; Issue ID: MSV-6784.

NVD

Weakness Type

What is a Memory Corruption Vulnerability?

The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.

CVE-2026-20455 has been classified to as a Memory Corruption vulnerability or weakness.


Affected Versions

MediaTek, Inc. MediaTek chipset: