CVE-2026-20417

Unknown Unknown - Not Provided

BaseFortify

Publication date: 2026-02-02

Last updated on: 2026-02-03

Assigner: MediaTek, Inc.

Description

In pcie, there is a possible out of bounds write due to a missing bounds check. 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: ALPS10314946 / ALPS10340155; Issue ID: MSV-5154.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-02-02

Last Modified

2026-02-03

Generated

2026-07-06

AI Q&A

2026-02-02

EPSS Evaluated

2026-07-05

NVD

CVE-2026-20417

EUVD

EUVD-2026-5138

Affected Vendors & Products

Vendor	Product	Version / Range
google	android	15.0
google	android	16.0
mediatek	mt6991	*
mediatek	mt6993	*
mediatek	mt8678	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-787	The product writes data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is an out of bounds write in the PCIe component caused by a missing bounds check. It allows a local attacker who already has System privilege to escalate their privileges further. Exploitation does not require user interaction.

Impact Analysis

If exploited, this vulnerability can lead to local escalation of privilege, meaning an attacker with System privilege could gain even higher or unauthorized access, potentially compromising system security and control.

Mitigation Strategies

Apply the patches identified as ALPS10314946 or ALPS10340155 to fix the vulnerability.

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