Hero Banner DESKTOP 1920X677

    June 2025
    Product Security Bulletin

    Published 2025-06-02

    The MediaTek Product Security Bulletin contains details of security vulnerabilities affecting MediaTek Smartphone, Tablet, AIoT, Smart display, Smart platform, OTT, Computer Vision, Audio, and TV chipsets. Device OEMs have been notified of all the issues and the corresponding security patches for at least two months before publication.

    The severity of the identified vulnerabilities was conducted based on the Common Vulnerability Scoring System version 3.1 (CVSS v3.1).

    The MediaTek Product Security Bulletin contains details of security vulnerabilities affecting MediaTek Smartphone, Tablet, AIoT, Smart display, Smart platform, OTT, Computer Vision, Audio, and TV chipsets. Device OEMs have been notified of all the issues and the corresponding security patches for at least two months before publication.

    The severity of the identified vulnerabilities was conducted based on the Common Vulnerability Scoring System version 3.1 (CVSS v3.1).

    Summary

    Severity CVEs
    High CVE-2025-20672
    Medium CVE-2025-20673, CVE-2025-20674, CVE-2025-20675, CVE-2025-20676, CVE-2025-20677, CVE-2025-20678

    Details

    CVE CVE-2025-20672
    Title Heap overflow in Bluetooth
    Severity High
    Vulnerability Type EoP
    CWE CWE-122 Heap Overflow
    Description In Bluetooth driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT7902, MT7921, MT7922, MT7925, MT7927
    Affected Software Versions NB SDK release 3.6 and before
    Report Source External

    CVE CVE-2025-20673
    Title Null pointer dereference in wlan
    Severity Medium
    Vulnerability Type DoS
    CWE CWE-476 NULL Pointer Dereference
    Description In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT7902, MT7921, MT7922, MT7925, MT7927
    Affected Software Versions NB SDK release 3.6 and before
    Report Source External

    CVE CVE-2025-20674
    Title Incorrect authorization in wlan
    Severity Medium
    Vulnerability Type EoP
    CWE CWE-863 Incorrect Authorization
    Description In wlan AP driver, there is a possible way to inject arbitrary packet due to a missing permission check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT6890, MT6990, MT7915, MT7916, MT7981, MT7986, MT7990, MT7992, MT7993
    Affected Software Versions SDK release 7.6.7.2 and before / OpenWrt 19.07, 21.02 (MT6890) / OpenWrt 21.02, 23.05 (MT6990)
    Report Source External

    CVE CVE-2025-20675
    Title Null pointer dereference in wlan
    Severity Medium
    Vulnerability Type DoS
    CWE CWE-476 NULL Pointer Dereference
    Description In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT7902, MT7921, MT7922, MT7925, MT7927
    Affected Software Versions NB SDK release 3.6 and before
    Report Source External

    CVE CVE-2025-20676
    Title Null pointer dereference in wlan
    Severity Medium
    Vulnerability Type DoS
    CWE CWE-476 NULL Pointer Dereference
    Description In wlan STA driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT7902, MT7921, MT7922, MT7925, MT7927
    Affected Software Versions NB SDK release 3.6 and before
    Report Source External

    CVE CVE-2025-20677
    Title Null pointer dereference in Bluetooth
    Severity Medium
    Vulnerability Type DoS
    CWE CWE-476 NULL Pointer Dereference
    Description In Bluetooth driver, there is a possible system crash due to an uncaught exception. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT7902, MT7921, MT7922, MT7925, MT7927
    Affected Software Versions NB SDK release 3.6 and before
    Report Source External

    CVE CVE-2025-20678
    Title Uncontrolled recursion in ims service
    Severity Medium
    Vulnerability Type DoS
    CWE CWE-674 Uncontrolled Recursion
    Description In ims service, there is a possible system crash due to incorrect error handling. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT6739, MT6761, MT6762, MT6762D, MT6762M, MT6763, MT6765, MT6765T, MT6767, MT6768, MT6769, MT6769K, MT6769S, MT6769T, MT6769Z, MT6771, MT6779, MT6781, MT6783, MT6785, MT6785T, MT6785U, MT6789, MT6813, MT6833, MT6833P, MT6835, MT6835T, MT6853, MT6853T, MT6855, MT6855T, MT6873, MT6875, MT6875T, MT6877, MT6877T, MT6877TT, MT6878, MT6878M, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6895TT, MT6896, MT6897, MT6899, MT6980, MT6983, MT6983T, MT6985, MT6985T, MT6989, MT6989T, MT6990, MT6991, MT8666, MT8667, MT8673, MT8675, MT8676, MT8678, MT8765, MT8766, MT8766R, MT8768, MT8771, MT8781, MT8786, MT8788, MT8788E, MT8789, MT8791, MT8791T, MT8795T, MT8797, MT8798, MT8863, MT8873, MT8883, MT8893
    Affected Software Versions Modem LR12A, LR13, NR15, NR16, NR17, NR17R
    Report Source Internal

    Vulnerability Type Definition

    Abbreviation Definition
    RCE Remote Code Execution
    EoP Elevation of Privilege
    ID Information Disclosure
    DoS Denial of Service
    N/A Classification not available

    Versions

    Version Date Description
    1.0 June 2, 2025 Bulletin published.

    Notes

    Information above is generated only at the time of creation of this Security Bulletin. The list of affected chipsets could be not complete. For any further information, device OEMs can reach your MediaTek contact person if needed.

    If you want to report a security vulnerability in MediaTek chipsets or products, please go to Report Security Vulnerability page on MediaTek website.

    Notes

    Information above is generated only at the time of creation of this Security Bulletin. The list of affected chipsets could be not complete. For any further information, device OEMs can reach your MediaTek contact person if needed.
    If you want to report a security vulnerability in MediaTek chipsets or products, please go to Report Security Vulnerability page on MediaTek website.