Vulnerability · Published Apr 7, 2025 · Assigned by MediaTek

CVE-2025-20657

Medium 6.7

In plain English

A medium-severity out-of-bounds write in MT6765, MT6768, MT6781, MT6789, MT6833, MT6853, MT6877, MT6885, MT8768, MT8771, MT8781, MT8786, MT8791T from MediaTek, Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 0% of all known vulnerabilities).

Severity (CVSS 3.1)6.7Medium

Exploit odds (30 days)<0.1%top 99.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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. Patch ID: ALPS09486425; Issue ID: MSV-2609.

Affected products (as reported)

Vendor	Product	Versions
MediaTek, Inc.	MT6765, MT6768, MT6781, MT6789, MT6833, MT6853, MT6877, MT6885, MT8768, MT8771, MT8781, MT8786, MT8791T	Android 12.0, 15.0

Weakness: CWE-787 · Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References

https://corp.mediatek.com/product-security-bulletin/April-2025