---
id: CVE-2026-58977
title: >-
  In is_valid_header of timed_cache_item.c, there is a possible out-of-bounds
  write due to a missing bounds check
summary: >-
  In is_valid_header of timed_cache_item.c, there is a possible out-of-bounds
  write due to a missing bounds check. This could lead to local escalation of
  privilege with System execution privileges needed. User interaction is not
  needed for…
severity: medium
cvss: 6.7
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'
cvssSource: adp
vendor: Google
product: Android
affected:
  - Android 17
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-11-03T00:00:00+00:00'
published: '2026-11-02'
updated: '2026-11-04'
sourceUpdated: '2026-11-04T04:56:06.961Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-58977'
references:
  - url: 'https://source.android.com/docs/security/bulletin/wear/2026/2026-11-01'
tags:
  - cve.org
epss: 0.00096
epssPercentile: 0.00705
ingestedAt: '2026-11-05T20:33:06.671Z'
---

## Overview

In is_valid_header of timed_cache_item.c, there is a possible out-of-bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

## Affected

- `Android 17`

## Remediation

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