CVE-2026-20551
Received Received - Intake

Out of Bounds Write in gnss

Publication date: 2026-11-02

Last updated on: 2026-11-02

Assigner: MediaTek, Inc.

Description
In gnss, there is a possible out of bounds write due to a missing bounds check. This could lead to local denial of service with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS11309305; Issue ID: MSV-10730.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-11-02
Last Modified
2026-11-02
Generated
2026-11-02
AI Q&A
2026-11-02
EPSS Evaluated
N/A
NVD
CVE-2026-20551

Helpful Resources

Exploitability

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

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This vulnerability is in the gnss component where a missing bounds check could allow an out of bounds write. This may cause a local denial of service without needing extra privileges. Exploitation requires user interaction.

Impact Analysis

The vulnerability could allow an attacker to cause a denial of service on your device by exploiting the missing bounds check in the gnss component. No additional privileges are needed, but user interaction is required.

Compliance Impact

The vulnerability involves a possible out of bounds write due to missing bounds check in gnss, leading to local denial of service with user interaction required. It does not provide additional execution privileges. There is no direct information on how this affects compliance with GDPR, HIPAA, or other standards.

Mitigation Strategies

Apply the patch identified as ALPS11309305 to address the missing bounds check in the gnss component. Ensure the update is installed on all affected MediaTek chipsets to prevent local denial of service.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-20551. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart

Security Radar

News mentioning this vulnerability
Loading related security news...