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    April 2024
    Product Security Bulletin

    Published 2024-04-01

    The MediaTek Product Security Bulletin contains details of security vulnerabilities affecting MediaTek Smartphone, Tablet, AIoT, Smart display, Smart platform, OTT, Wi-Fi, TV, Computer Vision and Audio 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, Wi-Fi, TV, Computer Vision and Audio 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-2024-20039, CVE-2023-32890, CVE-2024-20040, CVE-2018-5383
    Medium CVE-2024-20041, CVE-2024-20042, CVE-2024-20043, CVE-2024-20044, CVE-2024-20045, CVE-2024-20046, CVE-2024-20047, CVE-2024-20048, CVE-2024-20049, CVE-2024-20050, CVE-2024-20051, CVE-2024-20052, CVE-2024-20053, CVE-2024-20054, CVE-2024-20055

    Details

    CVE CVE-2024-20039
    Title Out-of-bounds write in Modem Protocol
    Severity High
    Vulnerability Type RCE
    CWE CWE-787 Out-of-bounds Write
    Description In modem protocol, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT2731, MT2735, MT2737, MT3967, MT6297, MT6298, MT6739, MT6761, MT6762, MT6762D, MT6762M, MT6763, MT6765, MT6765T, MT6767, MT6768, MT6769, MT6769T, MT6769Z, MT6771, MT6779, MT6781, MT6783, MT6785, MT6785T, MT6785U, MT6789, MT6813, MT6815, MT6833, MT6835, MT6853, MT6855, MT6873, MT6875, MT6875T, MT6877, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6895T, MT6896, MT6897, MT6980, MT6980D, MT6983, MT6985, MT6986, MT6986D, MT6989, MT6990, MT8666, MT8667, MT8673, MT8675, MT8676, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8791, MT8791T, MT8792, MT8796, MT8797, MT8798
    Affected Software Versions Modem LR12A, LR13, NR15, NR16, NR17
    Report Source External

    CVE CVE-2023-32890
    Title Null pointer dereference in Modem EMM
    Severity High
    Vulnerability Type DoS
    CWE CWE-476 NULL Pointer Dereference
    Description In modem EMM, there is a possible system crash due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT2731, MT6767, MT6768, MT6769, MT6769T, MT6769Z, MT8666, MT8667, MT8765, MT8766, MT8768, MT8786, MT8788
    Affected Software Versions Modem LR12A
    Report Source External

    CVE CVE-2024-20040
    Title Improper input validation in wlan firmware
    Severity High
    Vulnerability Type EoP
    CWE CWE-20 Improper Input Validation
    Description In wlan firmware, there is a possible out of bounds write due to improper input validation. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT2713, MT6580, MT6761, MT6762, MT6768, MT6781, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6983, MT6985, MT6989, MT6990, MT7902, MT7915, MT7916, MT7920, MT7921, MT7922, MT7925, MT7927, MT7981, MT7986, MT8188, MT8195, MT8370, MT8390, MT8395, MT8518S, MT8532, MT8673, MT8678, MT8781, MT8791T, MT8792, MT8796, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0, 14.0 / Linux 4.19 / Yocto 3.3, 4.0 / OpenWrt 19.07, 21.02 / RDK-B 22Q3
    Report Source Internal

    CVE CVE-2018-5383
    Title Improper verification of cryptographic signature in bluetooth firmware
    Severity High
    Vulnerability Type EoP
    CWE CWE-347 Improper Verification of Cryptographic Signature
    Description In bluetooth firmware, there is a possible reduction of encryption key strengths due to insufficient validation of elliptic curve parameters. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
    Affected Chipsets MT7668, MT8167S, MT8518S, MT8532, MT8788
    Affected Software Versions SDK release 2023.12.22 and before / Linux 4.19 / Yocto 3.3, 4.1
    Report Source Internal

    CVE CVE-2024-20041
    Title Improper check or handling of exceptional conditions in da
    Severity Medium
    Vulnerability Type ID
    CWE CWE-703 Improper Check or Handling of Exceptional Conditions
    Description In da, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation.
    Affected Chipsets MT2713, MT6781, MT6789, MT6835, MT6855, MT6879, MT6886, MT6895, MT6983, MT6985, MT6989, MT8188, MT8673, MT8676, MT8781
    Affected Software Versions Android 12.0, 13.0, 14.0
    Report Source Internal

    CVE CVE-2024-20042
    Title Improper check or handling of exceptional conditions in da
    Severity Medium
    Vulnerability Type EoP
    CWE CWE-703 Improper Check or Handling of Exceptional Conditions
    Description In da, there is a possible out of bounds write due to a missing bounds check. 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.
    Affected Chipsets MT6739, MT6757, MT6761, MT6763, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT6885, MT6893, MT8167, MT8168, MT8173, MT8175, MT8183, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8395, MT8666, MT8673, MT8678, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8796, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0, 14.0
    Report Source Internal

    CVE CVE-2024-20043
    Title Improper check or handling of exceptional conditions in da
    Severity Medium
    Vulnerability Type EoP
    CWE CWE-703 Improper Check or Handling of Exceptional Conditions
    Description In da, there is a possible out of bounds write due to a missing bounds check. 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.
    Affected Chipsets MT6739, MT6757, MT6761, MT6763, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT6885, MT6893, MT8167, MT8168, MT8173, MT8175, MT8185, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8395, MT8666, MT8673, MT8678, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8796, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0, 14.0
    Report Source Internal

    CVE CVE-2024-20044
    Title Improper check or handling of exceptional conditions in da
    Severity Medium
    Vulnerability Type EoP
    CWE CWE-703 Improper Check or Handling of Exceptional Conditions
    Description In da, there is a possible out of bounds write due to a missing bounds check. 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.
    Affected Chipsets MT6739, MT6757, MT6761, MT6763, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT6885, MT6893, MT8167, MT8168, MT8173, MT8175, MT8185, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8395, MT8666, MT8673, MT8678, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8796, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0, 14.0
    Report Source Internal

    CVE CVE-2024-20045
    Title Out-of-bounds read in audio
    Severity Medium
    Vulnerability Type ID
    CWE CWE-125 Out-of-bounds Read
    Description In audio, there is a possible out of bounds read due to an incorrect calculation of buffer size. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation.
    Affected Chipsets MT6833, MT6835, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6886, MT6889, MT6983, MT6985, MT6989, MT8167, MT8167S, MT8168, MT8188, MT8195, MT8321, MT8385, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0, 14.0
    Report Source External

    CVE CVE-2024-20046
    Title Integer overflow or wraparound in battery
    Severity Medium
    Vulnerability Type EoP
    CWE CWE-190 Integer Overflow or Wraparound
    Description In battery, 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.
    Affected Chipsets MT6761, MT6765, MT6768, MT6789, MT6833, MT6855, MT6895, MT8167, MT8168, MT8188, MT8321, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8797, MT8798
    Affected Software Versions Android 12.0
    Report Source External

    CVE CVE-2024-20047
    Title Out-of-bounds read in battery
    Severity Medium
    Vulnerability Type ID
    CWE CWE-125 Out-of-bounds Read
    Description In battery, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation.
    Affected Chipsets MT6739, MT6768, MT6781, MT6833, MT6853, MT6877, MT6883, MT6885, MT6893, MT8183, MT8188, MT8765, MT8766, MT8768, MT8786, MT8788, MT8791, MT8797
    Affected Software Versions Android 12.0
    Report Source External

    CVE CVE-2024-20048
    Title Improper check or handling of exceptional conditions in flashc
    Severity Medium
    Vulnerability Type ID
    CWE CWE-703 Improper Check or Handling of Exceptional Conditions
    Description In flashc, there is a possible information disclosure due to an uncaught exception. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation.
    Affected Chipsets MT2713, MT6781, MT6789, MT6835, MT6855, MT6879, MT6886, MT6895, MT6983, MT6985, MT6989, MT8167, MT8168, MT8173, MT8175, MT8188, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8390, MT8395, MT8666, MT8667, MT8673, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8796, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0
    Report Source Internal

    CVE CVE-2024-20049
    Title Improper check or handling of exceptional conditions in flashc
    Severity Medium
    Vulnerability Type ID
    CWE CWE-703 Improper Check or Handling of Exceptional Conditions
    Description In flashc, there is a possible information disclosure due to an uncaught exception. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation.
    Affected Chipsets MT2713, MT2737, MT6781, MT6789, MT6835, MT6855, MT6879, MT6880, MT6886, MT6890, MT6895, MT6980, MT6983, MT6985, MT6989, MT6990, MT8167, MT8168, MT8173, MT8175, MT8188, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8390, MT8395, MT8666, MT8667, MT8673, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8796, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0 / OpenWrt 19.07, 21.02 / Yocto 3.3 / RDK-B 22Q3
    Report Source Internal

    CVE CVE-2024-20050
    Title Improper check or handling of exceptional conditions in flashc
    Severity Medium
    Vulnerability Type ID
    CWE CWE-703 Improper Check or Handling of Exceptional Conditions
    Description In flashc, there is a possible information disclosure due to an uncaught exception. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation.
    Affected Chipsets MT2713, MT2737, MT6781, MT6789, MT6835, MT6855, MT6879, MT6880, MT6886, MT6890, MT6895, MT6980, MT6983, MT6985, MT6989, MT6990, MT8167, MT8168, MT8173, MT8175, MT8188, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8390, MT8395, MT8666, MT8667, MT8673, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8796, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0, 14.0 / OpenWrt 19.07, 21.02 / Yocto 3.3 / RDK-B 22Q3
    Report Source Internal

    CVE CVE-2024-20051
    Title Improper check or handling of exceptional conditions in flashc
    Severity Medium
    Vulnerability Type DoS
    CWE CWE-703 Improper Check or Handling of Exceptional Conditions
    Description In flashc, there is a possible system crash due to an uncaught exception. This could lead to local denial of service if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation.
    Affected Chipsets MT2713, MT2737, MT6781, MT6789, MT6835, MT6855, MT6879, MT6880, MT6886, MT6890, MT6895, MT6980, MT6983, MT6985, MT6989, MT6990, MT8167, MT8168, MT8173, MT8175, MT8188, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8390, MT8395, MT8666, MT8667, MT8673, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8796, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0, 14.0 / OpenWrt 19.07, 21.02 / Yocto 3.3 / RDK-B 22Q3
    Report Source Internal

    CVE CVE-2024-20052
    Title Improper check or handling of exceptional conditions in flashc
    Severity Medium
    Vulnerability Type ID
    CWE CWE-703 Improper Check or Handling of Exceptional Conditions
    Description In flashc, there is a possible information disclosure due to an uncaught exception. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation.
    Affected Chipsets MT2713, MT2737, MT6781, MT6789, MT6835, MT6855, MT6879, MT6880, MT6886, MT6890, MT6895, MT6980, MT6983, MT6985, MT6989, MT6990, MT8167, MT8168, MT8173, MT8175, MT8188, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8390, MT8395, MT8666, MT8667, MT8673, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8796, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0, 14.0 / OpenWrt 19.07, 21.02 / Yocto 3.3 / RDK-B 22Q3
    Report Source Internal

    CVE CVE-2024-20053
    Title Improper check or handling of exceptional conditions in flashc
    Severity Medium
    Vulnerability Type EoP
    CWE CWE-703 Improper Check or Handling of Exceptional Conditions
    Description In flashc, there is a possible out of bounds write due to an uncaught exception. 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.
    Affected Chipsets MT2713, MT2737, MT6781, MT6789, MT6835, MT6855, MT6879, MT6880, MT6886, MT6890, MT6895, MT6980, MT6983, MT6985, MT6989, MT6990, MT8167, MT8168, MT8173, MT8175, MT8188, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8390, MT8395, MT8666, MT8667, MT8673, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8796, MT8797, MT8798
    Affected Software Versions Android 12.0, 13.0, 14.0 / OpenWrt 19.07, 21.02 / Yocto 3.3 / RDK-B 22Q3
    Report Source Internal

    CVE CVE-2024-20054
    Title Improper input validation in gnss
    Severity Medium
    Vulnerability Type EoP
    CWE CWE-20 Improper Input Validation
    Description In gnss, there is a possible escalation of privilege due to a missing bounds check. 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.
    Affected Chipsets MT2735, MT2737, MT6762, MT6765, MT6769, MT6833, MT6835, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6890, MT6891, MT6893, MT6895, MT6983, MT6985, MT6989, MT6990, MT8168, MT8173, MT8195, MT8321, MT8385, MT8390, MT8666, MT8667, MT8673, MT8676, MT8678, MT8755, MT8765, MT8766, MT8768, MT8775, MT8781, MT8786, MT8788, MT8791T, MT8792, MT8796, MT8893
    Affected Software Versions Android 13.0, 14.0 / OpenWrt 19.07, 21.02 / Yocto 2.6, 3.3 / RDKB 2022Q3
    Report Source External

    CVE CVE-2024-20055
    Title Information disclosure in imgsys
    Severity Medium
    Vulnerability Type ID
    CWE CWE-200 Information Disclosure
    Description In imgsys, there is a possible information disclosure due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation
    Affected Chipsets MT2713, MT8168, MT8173, MT8175, MT8188, MT8195, MT8365, MT8370, MT8390, MT8395, MT8673, MT8696, MT8781, MT8795T, MT8798, MT8871
    Affected Software Versions Android 12.0, 13.0 / Yocto 4.0 / IOT-v23.2
    Report Source External

    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 April 1, 2024 Bulletin published.
    1.1 January 10, 2025 Report Source information has been added to all the CVEs.

    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.