CVE-2026-20476

In ccci, there is a possible out of bounds read due to a missing bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10981532; Issue ID: MSV-7660.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.mediatek.com/product-security-bulletin/August-2026	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:mediatek:mt6988_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:mediatek:mt6988:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:mediatek:mt6813_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:mediatek:mt6813:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:mediatek:mt6986_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:mediatek:mt6986:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-08-03 03:16

Updated : 2026-08-19 17:38

NVD link : CVE-2026-20476

Mitre link : CVE-2026-20476

CVE.ORG link : CVE-2026-20476

JSON object : View

Products Affected

mediatek

mt6988_firmware
mt6988
mt6813_firmware
mt6813
mt6986_firmware
mt6986

CWE

CWE-787

Out-of-bounds Write

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