CVE-2026-56945
Analyzed Analyzed - Analysis Complete

VPU Out-of-Bounds Write Leading to Privilege Escalation

Publication date: 2026-09-15

Last updated on: 2026-09-21

Assigner: Google Devices

Description
In VPU, there is a possible out-of-bounds write due to a confused deputy. 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
2026-09-15
Last Modified
2026-09-21
Generated
2026-10-06
AI Q&A
2026-09-16
EPSS Evaluated
2026-10-04
NVD
CVE-2026-56945
EUVD
EUVD-2026-78970

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
google android *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
CWE-441 The product receives a request, message, or directive from an upstream component, but the product does not sufficiently preserve the original source of the request before forwarding the request to an external actor that is outside of the product's control sphere. This causes the product to appear to be the source of the request, leading it to act as a proxy or other intermediary between the upstream component and the external actor.

Attack-Flow Graph

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Executive Summary

This is a vulnerability in VPU where an out-of-bounds write occurs due to a confused deputy. This means a component with lower privileges can write outside its intended memory area, potentially allowing an attacker to escalate privileges locally without needing extra execution rights or user interaction.

Impact Analysis

An attacker could exploit this to gain higher privileges on your system, potentially allowing them to take control of your device or access sensitive data. Since no user interaction is needed, the risk is higher as exploitation can happen silently in the background.

Compliance Impact

This vulnerability could lead to local escalation of privilege, potentially allowing unauthorized access to sensitive data. This may impact compliance with standards like GDPR and HIPAA by increasing the risk of data breaches or unauthorized data access.

Mitigation Strategies

Apply the latest security patches or updates provided by the VPU vendor. Monitor official advisories from the vendor for specific mitigation steps. Since this is a local privilege escalation issue, restrict untrusted user access to systems until patched.

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