---
id: CVE-2026-55294
title: >-
  In ihevcd_get_tu_data_size of ihevcd_utils.c, there is a possible out of
  bounds write due to a heap buffer overflow
summary: >-
  In ihevcd_get_tu_data_size of ihevcd_utils.c, there is a possible out of
  bounds write due to a heap buffer overflow. This could lead to local
  escalation of privilege with no additional execution privileges needed. User
  interaction is not…
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-122
vendor: Google
product: Android
affected:
  - Android 17
  - Android 16-qpr2
  - Android 16
  - Android 15
  - Android 14
published: '2026-09-08'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T21:18:08.503'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-55294'
references:
  - url: 'https://source.android.com/docs/security/bulletin/2026/2026-09-01'
    label: security@android.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-08T20:33:34.392096Z'
ingestedAt: '2026-09-08T19:08:49.640Z'
epss: 0.0008
epssPercentile: 0.00216
---

## Overview

In ihevcd_get_tu_data_size of ihevcd_utils.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

## Remediation

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