CVE-2026-59044
Received Received - Intake

Use-After-Free in Android OS

Publication date: 2026-11-02

Last updated on: 2026-11-02

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

Description
In multiple locations, there is a possible use-after-free due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

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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-2026-59044

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Google Android Android kernel

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-416 The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.

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Executive Summary

This vulnerability is a use-after-free issue caused by a logic error in the code. It occurs during the teardown process of virtual machines in the Android kernel's KVM subsystem for ARM64 architecture. The error allows resources to be freed while the hypervisor still holds references to them, potentially leading to local privilege escalation without needing additional execution privileges or user interaction.

Impact Analysis

An attacker could exploit this to gain elevated privileges on your device, potentially allowing them to perform unauthorized actions. Since no user interaction or extra privileges are needed, it could be exploited by any local user or malicious app with basic access.

Mitigation Strategies

Apply the patch from the provided commit a4e59da7cad6b445229ae67c0ebed83a7b18dcb5 to the Android kernel. This involves updating the KVM subsystem for ARM64 architecture to modify the VM teardown process and prevent use-after-free issues.

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