In Audio HAL, there is a possible escalation of privilege due to improper input validation. 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: ALPS11087540; Issue ID: MSV-8246.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00126.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
MediaTek, Inc. MediaTek chipset unaffected
Version Status Constraints
MT2718 affected —
MT6769 affected —
MT6781 affected —
MT6789 affected —
MT6833 affected —
MT6835 affected —
MT6853 affected —
MT6855 affected —
MT6858 affected —
MT6877 affected —
MT6878 affected —
MT6881 affected —
MT6886 affected —
MT6893 affected —
MT6895 affected —
MT6897 affected —
MT6899 affected —
MT6989 affected —
MT6991 affected —
MT6993 affected —
MT8126 affected —
MT8168 affected —
MT8171 affected —
MT8186 affected —
MT8188 affected —
MT8189 affected —
MT8195 affected —
MT8196 affected —
MT8321 affected —
MT8365 affected —
MT8367 affected —
MT8385 affected —
MT8390 affected —
MT8391 affected —
MT8668 affected —
MT8676 affected —
MT8678 affected —
MT8696 affected —
MT8755 affected —
MT8766 affected —
MT8768 affected —
MT8771 affected —
MT8775 affected —
MT8781 affected —
MT8786 affected —
MT8788E affected —
MT8791T affected —
MT8792 affected —
MT8793 affected —
MT8796 affected —
MT8797 affected —
MT8798 affected —
MT8799 affected —
MT8873 affected —
MT8883 affected —
MT8893 affected —
MT8910 affected —

No data.

No data.

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Vendors Products
Mediatek, Inc. Subscribe
Mediatek Chipset Subscribe

Project Subscriptions

Vendors Products
Mediatek, Inc. Subscribe
Mediatek Chipset Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.mediatek.com/product-security-bulletin/September-2026 cve-icon cve-icon
History

Mon, 07 Sep 2026 05:15:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek, Inc.
Mediatek, Inc. mediatek Chipset
Vendors & Products Mediatek, Inc.
Mediatek, Inc. mediatek Chipset

Mon, 07 Sep 2026 04:15:00 +0000

Type Values Removed Values Added
Title Audio HAL Improper Validation Enables Local Privilege Escalation on MediaTek Chipsets

Mon, 07 Sep 2026 02:00:00 +0000

Type Values Removed Values Added
Description In Audio HAL, there is a possible escalation of privilege due to improper input validation. 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: ALPS11087540; Issue ID: MSV-8246.
Weaknesses CWE-307
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published:

Updated: 2026-09-07T01:57:29.432Z

Reserved: 2025-11-03T01:30:59.030Z

Link: CVE-2026-20512

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-07T02:17:19.923

Modified: 2026-09-07T02:17:19.923

Link: CVE-2026-20512

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-07T05:00:12Z

Weaknesses