CVE-2026-20447

Published: May 4, 2026Modified: Jun 17, 2026

6.7

Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitability: 0.8 / Impact: 5.9

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

In geniezone, 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: ALPS10724073; Issue ID: MSV-6296.

Affected (17)

Products: Mediatek: Mt6768 Firmware, Mt6789 Firmware, Mt6877 Firmware, Mt6899 Firmware, Mt6989 Firmware, Mt6991 Firmware, Mt6993 Firmware, Mt8196 Firmware, Mt8367 Firmware, Mt8766 Firmware, Mt8768 Firmware, Mt8781 Firmware, Mt8786 Firmware, Mt8788e Firmware, Mt8791t Firmware, Mt8793 Firmware, Mt8910 Firmware

17 products

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt6768 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt6768	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt6789 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt6789	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt6877 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt6877	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt6899 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt6899	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt6989 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt6989	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt6991 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt6991	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt6993 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt6993	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt8196 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt8196	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt8367 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt8367	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt8766 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt8766	All versions

Configuration K

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt8768 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt8768	All versions

Configuration L

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt8781 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt8781	All versions

Configuration M

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt8786 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt8786	All versions

Configuration N

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt8788e Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt8788e	All versions

Configuration O

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt8791t Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt8791t	All versions

Configuration P

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt8793 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt8793	All versions

Configuration Q

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Mediatek Mt8910 Firmware	All versions

Running on/with	Platform Versions
Mediatek Mt8910	All versions

Related CWEs

CWE-125

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (1)

https://corp.mediatek.com/product-security-bulletin/May-2026

Source: security@mediatek.com

Vendor Advisory

Timeline

No history available yet.