Buffer overflow in MediaTek products - CVE-2025-20709
Published: October 8, 2025
Vulnerability identifier: #VU116733
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-20709
CWE-ID: CWE-120
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local application to execute arbitrary code.
The vulnerability exists due to an incorrect bounds check within wlan. A local application can execute arbitrary code.
Affected software
MT6890
MT7915
MT7916
MT7981
MT7986
Lenovo Idea Tab Pro (TB373FU)
TB373FU Lenovo Idea Tab Pro
MT7915
MT7916
MT7981
MT7986
Lenovo Idea Tab Pro (TB373FU)
TB373FU Lenovo Idea Tab Pro
How to mitigate CVE-2025-20709
Install security update from vendor's website.