CVE-2025-20656

Name: CVE-2025-20656
Creator: NVD / NIST
Published: 2025-04-07T04:15:19.447+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.13%

Last modified Jun 17, 2026

CVE-2025-20656 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. In DA, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege, if an attacker has physical access to the device, with no additional execution privileges needed. EPSS estimates a 0.13% chance of exploitation in the next 30 days.

Description

In DA, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS09625423; Issue ID: MSV-3033.

Metrics

CVSS 3.1

6.8/10

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

EPSS Probability

0.13%

2.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linuxfoundation	Yocto	4.0
Rdkcentral	Rdk-B	2024q1
Google	Android	12.0
Google	Android	13.0
Google	Android	14.0
Google	Android	15.0
Openwrt	Openwrt	21.02.0
Openwrt	Openwrt	23.05
Mediatek	Mt6781	All versions
Mediatek	Mt6789	All versions
Mediatek	Mt6835	All versions
Mediatek	Mt6855	All versions
Mediatek	Mt6878	All versions
Mediatek	Mt6879	All versions
Mediatek	Mt6886	All versions
Mediatek	Mt6895	All versions
Mediatek	Mt6897	All versions
Mediatek	Mt6983	All versions
Mediatek	Mt6985	All versions
Mediatek	Mt6989	All versions
Mediatek	Mt6990	All versions
Mediatek	Mt8196	All versions
Mediatek	Mt8370	All versions
Mediatek	Mt8390	All versions

References

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

Timeline

Published: Apr 7, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-20656?

How severe is CVE-2025-20656?

CVE-2025-20656 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.13% probability of exploitation in the next 30 days.

How do I fix CVE-2025-20656?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-20656?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST