#VU118892 Out-of-bounds write in MediaTek products - CVE-2025-20763
Published: December 1, 2025
Vulnerability identifier: #VU118892
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-20763
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
MT6833
MT6835
MT6855
MT6878
MT6879
MT6886
MT6895
MT6897
MT6899
MT6983
MT6985
MT6989
MT6991
MT8196
MT8676
MT8678
MT8792
MT8793
MT8796
MT8873
MT8893
MT6853
MT6877
MT6883
MT6885
MT6889
MT6893
MT6833
MT6835
MT6855
MT6878
MT6879
MT6886
MT6895
MT6897
MT6899
MT6983
MT6985
MT6989
MT6991
MT8196
MT8676
MT8678
MT8792
MT8793
MT8796
MT8873
MT8893
MT6853
MT6877
MT6883
MT6885
MT6889
MT6893
Software vendor:
MediaTek
MediaTek
Description
The vulnerability allows a local application to perform service disruption.
The vulnerability exists due to a missing bounds check within mmdvfs. A local application can perform service disruption.
Remediation
Install security update from vendor's website.