CVE-2026-20436

Summary

In wlan STA driver, there is a possible escalation of privilege 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: WCNCR00473802; Issue ID: MSV-5970.

Affected Software

VendorProductVersion RangeStatus
MediaTek, Inc.MediaTek chipsetMT7902affected
MediaTek, Inc.MediaTek chipsetMT7920affected
MediaTek, Inc.MediaTek chipsetMT7921affected
MediaTek, Inc.MediaTek chipsetMT7922affected
MediaTek, Inc.MediaTek chipsetMT7925affected
MediaTek, Inc.MediaTek chipsetMT7927affected
MediaTek, Inc.MediaTek chipsetMT8696affected

Weaknesses

  • CWE-120: CWE-120 Classic Buffer Overflow

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References