Ad

CVE-2026-20438

MEDIUM CVSS 3.1: 6.4 EPSS 0.01%
Updated Mar 03, 2026
Google
Parameter Value
CVSS 6.4 (MEDIUM)
Type CWE-367 (Time-of-check Time-of-use (TOCTOU))
Vendor Google
Public PoC No

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.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
High
Difficult to exploit
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 12

Configuration From (including) Up to (excluding)
Google Android
cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:*
Mediatek Mt2718
cpe:2.3:h:mediatek:mt2718:-:*:*:*:*:*:*:*
Mediatek Mt6899
cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:*
Mediatek Mt6991
cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:*
Mediatek Mt8168
cpe:2.3:h:mediatek:mt8168:-:*:*:*:*:*:*:*
Mediatek Mt8169
cpe:2.3:h:mediatek:mt8169:-:*:*:*:*:*:*:*
Mediatek Mt8186
cpe:2.3:h:mediatek:mt8186:-:*:*:*:*:*:*:*
Mediatek Mt8188
cpe:2.3:h:mediatek:mt8188:-:*:*:*:*:*:*:*
Mediatek Mt8678
cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:*
Mediatek Mt8695
cpe:2.3:h:mediatek:mt8695:-:*:*:*:*:*:*:*
Mediatek Mt8696
cpe:2.3:h:mediatek:mt8696:-:*:*:*:*:*:*:*
Mediatek Mt8793
cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:*