CVE-2026-20456 — MediaTek, Inc. / MediaTek chipset

CVE-2026-20456

MediaTek, Inc. / MediaTek chipset PUBLISHED

Description (CNA)

In wlan STA driver, there is a possible system crash due to a missing bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00480851; Issue ID: MSV-6338.

Affected (CNA)

Vendor / product	Versions
MediaTek, Inc. / MediaTek chipset	affected MT7902; affected MT7920; affected MT7921; affected MT7922; affected MT7925; affected MT7927

CWE

CWE-787

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.