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 severity of the identified vulnerabilities was conducted based on the Common Vulnerability Scoring System version 3.1 (CVSS v3.1).
Summary
| Severity | CVEs |
|---|---|
| Critical | CVE-2025-20654 |
| High | CVE-2025-20655, CVE-2025-20656, CVE-2025-20657, CVE-2025-20658 |
| Medium | CVE-2025-20659, CVE-2025-20660, CVE-2025-20661, CVE-2025-20662, CVE-2025-20663, CVE-2025-20664 |
Details
| CVE | CVE-2025-20654 |
|---|---|
| Title | Out-of-bounds write in wlan |
| Severity | Critical |
| Vulnerability Type | RCE |
| CWE | CWE-787 Out-of-bounds Write |
| Description | In wlan service, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation. |
| Affected Chipsets | MT6890, MT7622, MT7915, MT7916, MT7981, MT7986 |
| Affected Software Versions | SDK version 7.4.0.1 and before (for MT7622 and MT7915) / SDK version 7.6.7.0 and before (for MT7916, MT7981 and MT7986) / OpenWrt 19.07, 21.02 (for MT6890) |
| Report Source | External |
| CVE | CVE-2025-20655 |
|---|---|
| Title | Out-of-bounds read in keymaster |
| Severity | High |
| Vulnerability Type | ID |
| CWE | CWE-125 Out-of-bounds Read |
| Description | In keymaster, 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 | MT9972 |
| Affected Software Versions | Android 12.0, 14.0 |
| Report Source | External |
| CVE | CVE-2025-20656 |
|---|---|
| Title | Out-of-bounds write in DA |
| Severity | High |
| Vulnerability Type | EoP |
| CWE | CWE-787 Out-of-bounds Write |
| 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 an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. |
| Affected Chipsets | MT6781, MT6789, MT6835, MT6855, MT6878, MT6879, MT6886, MT6895, MT6897, MT6983, MT6985, MT6989, MT6990, MT8196, MT8370, MT8390 |
| Affected Software Versions | Android 12.0, 13.0, 14.0, 15.0 / openWRT 21.02, 23.05 / Yocto 4.0 / RDK-B 24Q1 |
| Report Source | Internal |
| CVE | CVE-2025-20657 |
|---|---|
| Title | Out-of-bounds write in vdec |
| Severity | High |
| Vulnerability Type | EoP |
| CWE | CWE-787 Out-of-bounds Write |
| Description | In vdec, there is a possible permission bypass due to improper input validation. 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 | MT6765, MT6768, MT6781, MT6789, MT6833, MT6853, MT6877, MT6885, MT8768, MT8771, MT8781, MT8786, MT8791T |
| Affected Software Versions | Android 12.0, 15.0 |
| Report Source | Internal |
| CVE | CVE-2025-20658 |
|---|---|
| Title | Out-of-bounds write in DA |
| Severity | High |
| Vulnerability Type | EoP |
| CWE | CWE-787 Out-of-bounds Write |
| Description | In DA, there is a possible permission bypass due to a logic error. This could lead to local escalation of privilege, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. |
| Affected Chipsets | MT2718, MT6781, MT6789, MT6835, MT6855, MT6878, MT6879, MT6886, MT6895, MT6897, MT6983, MT6985, MT6989, MT8196, MT8673, MT8676, MT8678, MT8781 |
| Affected Software Versions | Android 12.0, 13.0, 14.0, 15.0 |
| Report Source | Internal |
| CVE | CVE-2025-20659 |
|---|---|
| Title | Out-of-bounds read in Modem |
| Severity | Medium |
| Vulnerability Type | DoS |
| CWE | CWE-125 Out-of-bounds Read |
| Description | In Modem, there is a possible system crash due to improper input validation. 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 | MT2735, MT2737, 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, MT6980D, MT6983, MT6983T, MT6985, MT6985T, MT6989, MT6989T, MT6990, MT6991, MT8666, MT8667, MT8673, MT8675, MT8676, MT8678, MT8765, MT8766, MT8768, MT8771, MT8781, MT8786, MT8788, MT8788E, MT8791T, MT8796, MT8797, MT8798, MT8863 |
| Affected Software Versions | Modem LR12A, LR13, NR15, NR16, NR17, NR17R |
| Report Source | External |
| CVE | CVE-2025-20660 |
|---|---|
| Title | Out-of-bounds read in drmserver |
| Severity | Medium |
| Vulnerability Type | ID |
| CWE | CWE-125 Out-of-bounds Read |
| Description | In PlayReady TA, there is a possible out of bounds read 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 | MT9972 |
| Affected Software Versions | Android 12.0, 14.0 |
| Report Source | External |
| CVE | CVE-2025-20661 |
|---|---|
| Title | Out-of-bounds read in drmserver |
| Severity | Medium |
| Vulnerability Type | ID |
| CWE | CWE-125 Out-of-bounds Read |
| Description | In PlayReady TA, there is a possible out of bounds read 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 | MT9972 |
| Affected Software Versions | Android 12.0, 14.0 |
| Report Source | External |
| CVE | CVE-2025-20662 |
|---|---|
| Title | Out-of-bounds read in drmserver |
| Severity | Medium |
| Vulnerability Type | ID |
| CWE | CWE-125 Out-of-bounds Read |
| Description | In PlayReady TA, there is a possible out of bounds read 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 | MT9972 |
| Affected Software Versions | Android 12.0, 14.0 |
| Report Source | External |
| CVE | CVE-2025-20663 |
|---|---|
| Title | Uncaught exception in wlan |
| Severity | Medium |
| Vulnerability Type | ID |
| CWE | CWE-248 Uncaught Exception |
| Description | In wlan AP driver, there is a possible information disclosure due to an uncaught exception. This could lead to remote (proximal/adjacent) information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. |
| Affected Chipsets | MT7915, MT7916, MT7981, MT7986 |
| Affected Software Versions | SDK release 7.4.0.1 (MT7915) and 7.6.7.2 (MT7916, MT798X) and before |
| Report Source | External |
| CVE | CVE-2025-20664 |
|---|---|
| Title | Uncaught exception in wlan |
| Severity | Medium |
| Vulnerability Type | ID |
| CWE | CWE-248 Uncaught Exception |
| Description | In wlan AP driver, there is a possible information disclosure due to an uncaught exception. This could lead to remote (proximal/adjacent) information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. |
| Affected Chipsets | MT7915, MT7916, MT7981, MT7986, MT7990, MT7992 |
| Affected Software Versions | SDK release 7.4.0.1 (MT7915) and 7.6.7.2 (MT7916, MT798X) and 8.2.1.4 (MT799X) and before |
| 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 7, 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.
If you want to report a security vulnerability in MediaTek chipsets or products, please go to Report Security Vulnerability page on MediaTek website.