---
id: CVE-2026-58988
title: >-
  In isValid of ShimConverter.cpp, there is a possible out of bounds read due to
  a missing bounds check
summary: >-
  In isValid of ShimConverter.cpp, there is a possible out of bounds read due to
  a missing bounds check. This could lead to local information disclosure with
  no additional execution privileges needed. User interaction is not needed for
  exp…
severity: medium
cvss: 4
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cvssSource: adp
vendor: Google
product: Android
affected:
  - Android 17
  - Android 16-qpr2
  - Android 16
  - Android 15
  - Android 14
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-11-03T20:35:18.480719Z'
published: '2026-11-02'
updated: '2026-11-03'
sourceUpdated: '2026-11-03T20:35:22.784Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-58988'
references:
  - url: 'https://source.android.com/docs/security/bulletin/2026/2026-11-01'
tags:
  - cve.org
epss: 0.00074
epssPercentile: 0.00073
ingestedAt: '2026-11-05T20:33:06.449Z'
---

## Overview

In isValid of ShimConverter.cpp, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

## Affected

- `Android 17`
- `Android 16-qpr2`
- `Android 16`
- `Android 15`
- `Android 14`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.