Use After Free Vulnerability in MAE by MediaTek
CVE-2026-20437

4.4MEDIUM

Key Information:

Vendor

MediaTek
Status
Mediatek Chipset
Vendor
CVE Published:
2 March 2026

What is CVE-2026-20437?

A use after free vulnerability in MediaTek's MAE can cause a potential system crash, enabling a denial of service situation. This access allows a malicious actor who has already gained system privileges to exploit the flaw without the need for user interaction. The issue is documented under patch ID ALPS10431940 and relates to issue ID MSV-5843. For further details, refer to the product security bulletin provided by MediaTek.

Affected Version(s)

MediaTek chipset MT2718

MediaTek chipset MT6899

MediaTek chipset MT6991

References

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

CVSS V3.1

Score:
4.4
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.