Headline
CVE-2023-20619: February 2023
In vcu, there is a possible memory corruption due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07519159; Issue ID: ALPS07519159.
February 2023 Product Security Bulletin
Published 2023-02-06
The MediaTek Product Security Bulletin contains details of security vulnerabilities affecting MediaTek Smartphone, Tablet, AIoT, Smart display, Smart platform, OTT and Wi-Fi 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-2023-20602
Medium
CVE-2023-20604, CVE-2023-20605, CVE-2023-20606, CVE-2023-20607, CVE-2023-20608, CVE-2023-20609, CVE-2023-20610, CVE-2023-20611, CVE-2023-20612, CVE-2023-20613, CVE-2023-20614, CVE-2023-20615, CVE-2023-20616, CVE-2023-20618, CVE-2023-20619, CVE-2022-32642, CVE-2022-32643, CVE-2022-32654, CVE-2022-32655, CVE-2022-32656, CVE-2022-32663
****Details****
CVE
CVE-2023-20602
Title
Improper input validation in ged
Severity
High
Vulnerability Type
EoP
CWE
CWE-20 Improper Input Validation
Description
In ged, there is a possible out of bounds write 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
MT6735, MT6737, MT6739, MT6753, MT6757, MT6761, MT6763, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6855, MT6873, MT6877, MT6879, MT6885, MT6889, MT6893, MT6895, MT6983
Affected Software Versions
Android 10.0, 11.0, 12.0, 13.0
CVE
CVE-2023-20604
Title
Improper input validation in ged
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-20 Improper Input Validation
Description
In ged, 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
MT6735, MT6737, MT6739, MT6753, MT6757, MT6761, MT6763, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6855, MT6873, MT6877, MT6879, MT6885, MT6889, MT6893, MT6895, MT6983, MT8167, MT8362A
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2023-20605
Title
Improper input validation in keyinstall
Severity
Medium
Vulnerability Type
ID
CWE
CWE-20 Improper Input Validation
Description
In keyinstall, 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
MT6580, MT6731, MT6735, MT6737, MT6739, MT6753, MT6757, MT6757C, MT6757CD, MT6757CH, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8185, MT8321, MT8385, MT8666, MT8667, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2023-20606
Title
Improper input validation in apusys
Severity
Medium
Vulnerability Type
ID
CWE
CWE-20 Improper Input Validation
Description
In apusys, 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
MT6879, MT6895, MT6983
Affected Software Versions
Android 12.0, 12.1
CVE
CVE-2023-20607
Title
Improper synchronization in ccu
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-662 Improper Synchronization
Description
In ccu, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT6765, MT6768, MT8786
Affected Software Versions
Android 11.0, 12.0
CVE
CVE-2023-20608
Title
Improper synchronization in display drm
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-662 Improper Synchronization
Description
In display drm, there is a possible use after free due to a race condition. 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, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6877, MT6879, MT6883, MT6885, MT6889, MT6893, MT6895, MT6983, MT8168, MT8365, MT8675
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2023-20609
Title
Out-of-bounds read in ccu
Severity
Medium
Vulnerability Type
ID
CWE
CWE-125 Out-of-bounds Read
Description
In ccu, there is a possible out of bounds read due to a logic error. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT6833, MT6853, MT6873, MT6877, MT6885, MT6893, MT8768, MT8786, MT8791, MT8797
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2023-20610
Title
Improper synchronization in display drm
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-662 Improper Synchronization
Description
In display drm, there is a possible memory corruption due to a race condition. 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, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6877, MT6879, MT6883, MT6885, MT6889, MT6893, MT6895, MT6983, MT8168, MT8365, MT8675
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2023-20611
Title
Improper synchronization in gpu
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-662 Improper Synchronization
Description
In gpu, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT6580, MT6731, MT6735, MT6737, MT6739, MT6753, MT6757, MT6757C, MT6757CD, MT6757CH, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8168, MT8365
Affected Software Versions
Android 12.0, 13.0
CVE
CVE-2023-20612
Title
Improper input validation in ril
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-20 Improper Input Validation
Description
In ril, 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, MT6761, MT6762, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8321, MT8385, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2023-20613
Title
Improper input validation in ril
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-20 Improper Input Validation
Description
In ril, 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, MT6761, MT6762, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8321, MT8385, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2023-20614
Title
Out-of-bounds write in ril
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-787 Out-of-bounds Write
Description
In ril, 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, MT6761, MT6762, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8321, MT8385, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2023-20615
Title
Out-of-bounds write in ril
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-787 Out-of-bounds Write
Description
In ril, 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, MT6761, MT6762, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6855, MT6873, MT6875, MT6877, MT6879, MT6883, MT6885, MT6889, MT6891, MT6893, MT6895, MT6983, MT8321, MT8385, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8791T, MT8797
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2023-20616
Title
Access of resource using incompatible type (‘type confusion’) in ion
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-843 Access of Resource Using Incompatible Type (‘Type Confusion’)
Description
In ion, there is a possible out of bounds read due to type confusion. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT6580, MT6735, MT6737, MT6739, MT6753, MT6757, MT6757C, MT6757CD, MT6757CH, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8168, MT8183, MT8321, MT8365, MT8385, MT8666, MT8675, MT8765, MT8766, MT8768, MT8786, MT8788, MT8791T, MT8797
Affected Software Versions
Android 11.0, 12.0
CVE
CVE-2023-20618
Title
Out-of-bounds read in vcu
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-125 Out-of-bounds Read
Description
In vcu, there is a possible memory corruption due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT6761, MT6762, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8185, MT8786, MT8789, MT8791, MT8797
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2023-20619
Title
Use after free in vcu
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-416 Use After Free
Description
In vcu, there is a possible memory corruption due to improper locking. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT6761, MT6762, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8185, MT8786, MT8789, MT8791, MT8797
Affected Software Versions
Android 11.0, 12.0, 13.0
CVE
CVE-2022-32642
Title
Improper synchronization in ccd
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-662 Improper Synchronization
Description
In ccd, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT6879, MT6895, MT6983
Affected Software Versions
Android 12.0
CVE
CVE-2022-32643
Title
Improper synchronization in ccd
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-662 Improper Synchronization
Description
In ccd, there is a possible use after free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT6879, MT6895, MT6983
Affected Software Versions
Android 12.0
CVE
CVE-2022-32654
Title
Improper input validation in Wi-Fi driver
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-20 Improper Input Validation
Description
In Wi-Fi driver, there is a possible undefined behavior due to incorrect error handling. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7663, MT7668, MT7682, MT7686, MT7687, MT7697, MT7902, MT7915, MT7916, MT7921, MT7933, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8695, MT8696, MT8788
Affected Software Versions
7.6.6.0
CVE
CVE-2022-32655
Title
Improper input validation in Wi-Fi driver
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-20 Improper Input Validation
Description
In Wi-Fi driver, there is a possible undefined behavior due to incorrect error handling. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7663, MT7668, MT7682, MT7686, MT7687, MT7697, MT7902, MT7915, MT7916, MT7921, MT7933, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8695, MT8696, MT8788
Affected Software Versions
7.6.6.0
CVE
CVE-2022-32656
Title
Improper input validation in Wi-Fi driver
Severity
Medium
Vulnerability Type
EoP
CWE
CWE-20 Improper Input Validation
Description
In Wi-Fi driver, there is a possible undefined behavior due to incorrect error handling. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7663, MT7668, MT7682, MT7686, MT7687, MT7697, MT7902, MT7915, MT7916, MT7921, MT7933, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8695, MT8696, MT8788
Affected Software Versions
7.6.6.0
CVE
CVE-2022-32663
Title
Null pointer dereference in Wi-Fi driver
Severity
Medium
Vulnerability Type
DoS
CWE
CWE-476 NULL Pointer Dereference
Description
In Wi-Fi driver, there is a possible system crash due to null pointer dereference. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected Chipsets
MT5221, MT7603, MT7613, MT7615, MT7622, MT7628, MT7629, MT7668, MT7902, MT7915, MT7916, MT7921, MT7981, MT7986, MT8167S, MT8175, MT8362A, MT8365, MT8385, MT8518S, MT8532, MT8788
Affected Software Versions
7.6.6.1
****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
February 6, 2023
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.
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