CVE-2026-20533: Integer Overflow

Published Oct 5, 2026
·
Updated

In display, there is a possible escalation of privilege due to an integer overflow. 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: ALPS11296678; Issue ID: MSV-9167.

Affected Software

67 affected components
MediaTek Display
All of the following
MediaTek Mt6739 Firmware
MediaTek Mt6739
All of the following
MediaTek Mt6761 Firmware
MediaTek Mt6761
All of the following
MediaTek Mt6765 Firmware
MediaTek Mt6765
All of the following
MediaTek Mt6768 Firmware
MediaTek Mt6768
All of the following
MediaTek Mt6781 Firmware
MediaTek Mt6781
All of the following
MediaTek Mt6789 Firmware
MediaTek Mt6789
All of the following
MediaTek Mt6833 Firmware
MediaTek Mt6833
All of the following
MediaTek Mt6835 Firmware
MediaTek Mt6835
All of the following
MediaTek Mt6853 Firmware
MediaTek Mt6853
All of the following
MediaTek Mt6855 Firmware
MediaTek Mt6855
All of the following
MediaTek Mt6858 Firmware
MediaTek Mt6858
All of the following
MediaTek Mt6877 Firmware
MediaTek Mt6877
All of the following
MediaTek Mt6878 Firmware
MediaTek Mt6878
All of the following
MediaTek Mt6879 Firmware
MediaTek Mt6879
All of the following
MediaTek Mt6883 Firmware
MediaTek Mt6883
All of the following
MediaTek Mt6885 Firmware
MediaTek Mt6885
All of the following
MediaTek Mt6886 Firmware
MediaTek Mt6886
All of the following
MediaTek Mt6889 Firmware
MediaTek Mt6889
All of the following
MediaTek Mt6893 Firmware
MediaTek Mt6893
All of the following
MediaTek Mt6895 Firmware
MediaTek Mt6895
All of the following
MediaTek Mt6897 Firmware
MediaTek Mt6897
All of the following
MediaTek Mt6899 Firmware
MediaTek Mt6899
All of the following
MediaTek Mt6983 Firmware
MediaTek Mt6983
All of the following
MediaTek Mt6985 Firmware
MediaTek Mt6985
All of the following
MediaTek Mt6989 Firmware
MediaTek Mt6989
All of the following
MediaTek Mt6991 Firmware
MediaTek Mt6991
All of the following
MediaTek Mt6993 Firmware
MediaTek Mt6993
All of the following
MediaTek Mt8171 Firmware
MediaTek Mt8171
All of the following
MediaTek Mt8188 Firmware
MediaTek Mt8188
All of the following
MediaTek Mt8668 Firmware
MediaTek Mt8668
All of the following
MediaTek Mt8676 Firmware
MediaTek Mt8676
All of the following
MediaTek Mt8678 Firmware
MediaTek Mt8678
All of the following
MediaTek Mt8793 Firmware
MediaTek Mt8793

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch ALPS11296678

Event History

Oct 5, 2026
CVE Published
via MITRE·01:40 AM
Data Sourced
via MITRE·01:40 AM
DescriptionWeakness
Data Sourced
via NVD·02:16 AM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What level of access does an attacker need before exploiting this issue?

The attacker must already have System privilege. The issue could then be used for further local escalation of privilege.

2

Does exploitation require user interaction or remote access?

No user interaction is required. The described impact is local escalation of privilege; the available information does not describe remote exploitation.

3

How can I identify the relevant vendor remediation?

The vendor identifies the fix as Patch ID ALPS11296678 and tracks the issue as MSV-9167.

Contact

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