CVE-2025-20759

Published: Dec 2, 2025Modified: Dec 3, 2025

6.5

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitability: 2.8 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

In Modem, there is a possible out of bounds read due to a missing bounds check. 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. Patch ID: MOLY01673760; Issue ID: MSV-4650.

Affected (2)

Products: Mediatek: Nr15, Nr16

Mediatek

2 products

Nr15

Nr16

Configuration A

2 vulnerable · 44 platform

Vulnerable Software	Affected Versions
Mediatek Nr15	All versions
Mediatek Nr16	All versions

Running on/with	Platform Versions
Mediatek Mt2735	All versions
Mediatek Mt2737	All versions
Mediatek Mt6833	All versions
Mediatek Mt6833p	All versions
Mediatek Mt6853	All versions
Mediatek Mt6853t	All versions
Mediatek Mt6855	All versions
Mediatek Mt6855t	All versions
Mediatek Mt6873	All versions
Mediatek Mt6875	All versions
Mediatek Mt6875t	All versions
Mediatek Mt6877	All versions
Mediatek Mt6877t	All versions
Mediatek Mt6877tt	All versions
Mediatek Mt6879	All versions
Mediatek Mt6880	All versions
Mediatek Mt6883	All versions
Mediatek Mt6885	All versions
Mediatek Mt6886	All versions
Mediatek Mt6889	All versions
Mediatek Mt6890	All versions
Mediatek Mt6891	All versions
Mediatek Mt6893	All versions
Mediatek Mt6895	All versions
Mediatek Mt6895tt	All versions
Mediatek Mt6896	All versions
Mediatek Mt6980	All versions
Mediatek Mt6980d	All versions
Mediatek Mt6983	All versions
Mediatek Mt6983t	All versions
Mediatek Mt6985	All versions
Mediatek Mt6985t	All versions
Mediatek Mt6989	All versions
Mediatek Mt6989t	All versions
Mediatek Mt6990	All versions
Mediatek Mt8673	All versions
Mediatek Mt8675	All versions
Mediatek Mt8771	All versions
Mediatek Mt8791	All versions
Mediatek Mt8791t	All versions
Mediatek Mt8795t	All versions
Mediatek Mt8797	All versions
Mediatek Mt8798	All versions
Mediatek Mt8893	All versions

Related CWEs

CWE-125

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (1)

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

Source: security@mediatek.com

Vendor Advisory

Timeline

No history available yet.