Permanent DoS in Android PackageInstallerService

Publication date: 2026-09-08

Last updated on: 2026-09-15

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

Description

In createSessionInternal of PackageInstallerService.java, there is a possible way to permanently DoS the device due to a logic error in the code. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-08

Last Modified

2026-09-15

Generated

2026-09-29

AI Q&A

2026-09-09

EPSS Evaluated

2026-09-27

NVD

CVE-2026-28584

Affected Vendors & Products

Vendor	Product	Version / Range
google	android	16.0
google	android	17.0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-693	The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

Attack-Flow Graph

Executive Summary

This vulnerability is a logic error in PackageInstallerService.java that allows a local denial of service (DoS) on the device. It permanently disrupts normal device functionality without requiring additional execution privileges or user interaction.

Impact Analysis

The vulnerability could cause your device to become unresponsive or crash repeatedly, making it unusable until repaired. Since it requires no special permissions or user action, any local user could exploit it.

Mitigation Strategies

Apply the latest Android security update from your device manufacturer to patch the logic error in PackageInstallerService.java. Monitor official Android security bulletins for updates.

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