---
id: CVE-2026-58936
title: >-
  In png_set_tRNS of pngset.c, there is a possible memory corruption due to a
  use-after-free
summary: >-
  In png_set_tRNS of pngset.c, there is a possible memory corruption due to a
  use-after-free. This could lead to remote code execution with no additional
  execution privileges needed. User interaction is not needed for exploitation.
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cvssSource: adp
vendor: Google
product: Android
affected:
  - Android 17
  - Android 16-qpr2
  - Android 16
  - Android 15
  - Android 14
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-11-04T04:55:57.793980Z'
published: '2026-11-02'
updated: '2026-11-04'
sourceUpdated: '2026-11-04T13:32:45.155Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-58936'
references:
  - url: 'https://source.android.com/docs/security/bulletin/2026/2026-11-01'
tags:
  - cve.org
epss: 0.00172
epssPercentile: 0.06681
ingestedAt: '2026-11-05T20:33:06.734Z'
---

## Overview

In png_set_tRNS of pngset.c, there is a possible memory corruption due to a use-after-free. This could lead to remote code execution 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.