CVE-2026-20423

Description

In wlan STA driver, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00465314; Issue ID: MSV-4956.

PUBLISHED Reserved 2025-11-03 | Published 2026-03-02 | Updated 2026-03-30 | Assigner MediaTek

Problem types

CWE-749 Exposed Dangerous Method or Function

Product status

References

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

cve.org (CVE-2026-20423)

nvd.nist.gov (CVE-2026-20423)

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