CVE-2026-0199

Analyzed Analyzed - Analysis Complete

Out-of-Bounds Write in GF TEE Trusted Application

Publication date: 2026-09-15

Last updated on: 2026-09-21

Assigner: Google Devices

Description

In gf_ta_test_set_config of gf_ta_test.c, there is a possible out-of-bounds write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-15

Last Modified

2026-09-21

Generated

2026-10-06

AI Q&A

2026-09-16

EPSS Evaluated

2026-10-04

NVD

CVE-2026-0199

EUVD

EUVD-2026-79157

Affected Vendors & Products

Vendor	Product	Version / Range
google	android	*

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.
CWE-20	The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

Executive Summary

This vulnerability is an out-of-bounds write issue in the function gf_ta_test_set_config of gf_ta_test.c. It occurs due to improper input validation, which could allow an attacker to write data beyond the intended memory boundaries.

Impact Analysis

This vulnerability could allow a local attacker to escalate their privileges on the affected system. No additional execution privileges or user interaction are required for exploitation, making it easier to abuse.

Compliance Impact

This vulnerability could lead to local privilege escalation with potential unauthorized access to sensitive data, which may impact compliance with GDPR (data protection) and HIPAA (health information privacy) if exploited. However, specific compliance impacts depend on system configuration and data handling practices.

Mitigation Strategies

Apply the latest security patches or updates to the affected component. Since this is a local privilege escalation vulnerability, ensure all user accounts follow least privilege principles and monitor for unusual activity.

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