CVE-2026-20416 — MediaTek, Inc. / MediaTek chipset

CVE-2026-20416

MediaTek, Inc. / MediaTek chipset PUBLISHED

Description (CNA)

In pcie, 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: ALPS10315038 / ALPS10340155; Issue ID: MSV-5155.

Affected (CNA)

Vendor / product	Versions
MediaTek, Inc. / MediaTek chipset	affected MT6991; affected MT6993; affected MT8188; affected MT8678

CWE

CWE-787

References

https://corp.mediatek.com/product-security-bulletin/March-2026

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.