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MEDIUM · 6.4

CVE-2026-20438

In MAE, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interacti...

Vulnerability Description

In MAE, there is a possible out of bounds write due to a race condition. 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: ALPS10431920; Issue ID: MSV-5835.

CVSS Score

6.4

MEDIUM

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
GoogleAndroid15.0
MediatekMt2718-
MediatekMt6899-
MediatekMt6991-
MediatekMt8168-
MediatekMt8169-
MediatekMt8186-
MediatekMt8188-
MediatekMt8678-
MediatekMt8695-
MediatekMt8696-
MediatekMt8793-

Related Weaknesses (CWE)

CWE-367

References

FAQ

What is CVE-2026-20438?

CVE-2026-20438 is a vulnerability with a CVSS score of 6.4 (MEDIUM). In MAE, there is a possible out of bounds write due to a race condition. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interacti...

How severe is CVE-2026-20438?

CVE-2026-20438 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-20438?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android, Mediatek Mt2718, Mediatek Mt6899, Mediatek Mt6991, Mediatek Mt8168.