Integer Overflow in Android Runtime Leading to Remote Code Execution

Publication date: 2026-09-08

Last updated on: 2026-09-23

Assigner: Android (associated with Google Inc. or Open Handset Alliance)

Description

In multiple functions of rw_t3t.cc, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-08

Last Modified

2026-09-23

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2026-49879

Affected Vendors & Products

Vendor	Product	Version / Range
google	android	14.0
google	android	15.0
google	android	16.0
google	android	16.0
google	android	17.0

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 integer overflow in the rw_t3t.cc file that leads to an out of bounds write. This flaw could allow remote code execution without needing extra privileges or user interaction.

Impact Analysis

An attacker could exploit this to run malicious code on your system remotely. Since no user interaction or additional privileges are required, the risk is significant for affected devices.

Mitigation Strategies

Apply the latest security patches or updates from the vendor for affected systems. Disable or restrict access to vulnerable functions in rw_t3t.cc if patches are unavailable. Monitor official advisories from Android security team for updates.

Hi! I’m here to help you understand CVE-2026-49879. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70