Out-of-bounds read in MediaTek products - CVE-2025-20759
Published: December 1, 2025
Vulnerability identifier: #VU118884
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-20759
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: MediaTek
Affected software:
MT2735
MT2737
MT6833
MT6833P
MT6855
MT6855T
MT6875T
MT6877T
MT6877TT
MT6879
MT6880
MT6886
MT6890
MT6895
MT6895TT
MT6896
MT6980
MT6980D
MT6983
MT6983T
MT6985
MT6985T
MT6989
MT6989T
MT6990
MT8673
MT8675
MT8771
MT8791
MT8791T
MT8795T
MT8798
MT8893
MT6853
MT6853T
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
MT8797
MT2735
MT2737
MT6833
MT6833P
MT6855
MT6855T
MT6875T
MT6877T
MT6877TT
MT6879
MT6880
MT6886
MT6890
MT6895
MT6895TT
MT6896
MT6980
MT6980D
MT6983
MT6983T
MT6985
MT6985T
MT6989
MT6989T
MT6990
MT8673
MT8675
MT8771
MT8791
MT8791T
MT8795T
MT8798
MT8893
MT6853
MT6853T
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
MT8797
Detailed vulnerability description
The vulnerability allows a local application to gain access to sensitive information.
The vulnerability exists due to a missing bounds check within Modem. A local application can gain access to sensitive information.
How to mitigate CVE-2025-20759
Install security update from vendor's website.