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HIGH · 7.8

CVE-2026-20455

In geniezone, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. Us...

Vulnerability Description

In geniezone, there is a possible out of bounds write 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: ALPS10873936; Issue ID: MSV-6784.

CVSS Score

7.8

HIGH

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

Affected Products

VendorProductVersions
MediatekMt6739 Firmware-
MediatekMt6739-
MediatekMt6761 Firmware-
MediatekMt6761-
MediatekMt6765 Firmware-
MediatekMt6765-
MediatekMt6768 Firmware-
MediatekMt6768-
MediatekMt6781 Firmware-
MediatekMt6781-
MediatekMt6789 Firmware-
MediatekMt6789-
MediatekMt6835 Firmware-
MediatekMt6835-
MediatekMt6853 Firmware-
MediatekMt6853-
MediatekMt6855 Firmware-
MediatekMt6855-
MediatekMt6877 Firmware-
MediatekMt6877-

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2026-20455?

CVE-2026-20455 is a vulnerability with a CVSS score of 7.8 (HIGH). In geniezone, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. Us...

How severe is CVE-2026-20455?

CVE-2026-20455 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-20455?

Check the references section above for vendor advisories and patch information. Affected products include: Mediatek Mt6739 Firmware, Mediatek Mt6739, Mediatek Mt6761 Firmware, Mediatek Mt6761, Mediatek Mt6765 Firmware.