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).


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

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

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

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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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

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 with System execution privileges needed. 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


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.


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.