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    CVE-2026-20480

    In Audio HAL, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10960023 (Note: For MT6880, MT6890, MT6980D, MT6988, MT6990) / AUTO00851189 (Note: For MT2735, MT3737); Issue ID: MSV-7586.

    Published:Aug 3, 2026
    Last Modified:Aug 19, 2026
    EPS:Aug 3, 2026
    EPSS Score:0.00104
    CVSS Score:5.5

    Affected Products

    Vendor
    Mediatek
    Product
    Mt2735
    Vendor
    Mediatek
    Product
    Mt2735 Firmware
    Vendor
    Mediatek
    Product
    Mt2737
    Vendor
    Mediatek
    Product
    Mt2737 Firmware
    Vendor
    Mediatek
    Product
    Mt6880
    Vendor
    Mediatek
    Product
    Mt6880 Firmware
    Vendor
    Mediatek
    Product
    Mt6890
    Vendor
    Mediatek
    Product
    Mt6890 Firmware
    Vendor
    Mediatek
    Product
    Mt6980d
    Vendor
    Mediatek
    Product
    Mt6980d Firmware
    Vendor
    Mediatek
    Product
    Mt6988
    Vendor
    Mediatek
    Product
    Mt6988 Firmware
    Vendor
    Mediatek
    Product
    Mt6990
    Vendor
    Mediatek
    Product
    Mt6990 Firmware
    Vendor
    Mediatek, Inc.
    Product
    Mediatek Chipset

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-122 Heap-based Buffer Overflow

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

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    CVE-2026-20450 (CVSS 6.5) — In Modem, there is a possible system crash due to incorrect error handling. This could lead to remote denial o…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High