CVE-2026-20492

Potential Local Denial of Service via Audio HAL Race Condition on MediaTek Chipsets

Published Aug 3, 2026 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
In Audio HAL, there is a possible system becoming unresponsive due to a race condition. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10960026 (Note: For MT6880, MT6890, MT6990, MT6988) / AUTO00851250 (Note: For MT2735, MT2737); Issue ID: MSV-7583.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mt2735
Mediatek mt2735 Firmware
Mediatek mt2737
Mediatek mt2737 Firmware
Mediatek mt6880
Mediatek mt6880 Firmware
Mediatek mt6890
Mediatek mt6890 Firmware
Mediatek mt6988
Mediatek mt6988 Firmware
Mediatek mt6990
Mediatek mt6990 Firmware
CPEs cpe:2.3:h:mediatek:mt2735:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt2737:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6880:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6890:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6988:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt6990:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt2735_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt2737_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6880_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6890_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6988_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6990_firmware:-:*:*:*:*:*:*:*
Vendors & Products Mediatek
Mediatek mt2735
Mediatek mt2735 Firmware
Mediatek mt2737
Mediatek mt2737 Firmware
Mediatek mt6880
Mediatek mt6880 Firmware
Mediatek mt6890
Mediatek mt6890 Firmware
Mediatek mt6988
Mediatek mt6988 Firmware
Mediatek mt6990
Mediatek mt6990 Firmware
Type Values Removed Values Added
Title Potential Local Denial of Service via Audio HAL Race Condition on MediaTek Chipsets
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Mediatek, Inc.
Mediatek, Inc. mediatek Chipset
Vendors & Products Mediatek, Inc.
Mediatek, Inc. mediatek Chipset
Type Values Removed Values Added
Description In Audio HAL, there is a possible system becoming unresponsive due to a race condition. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10960026 (Note: For MT6880, MT6890, MT6990, MT6988) / AUTO00851250 (Note: For MT2735, MT2737); Issue ID: MSV-7583.
Weaknesses CWE-367
References