---
id: CVE-2025-55089
title: >-
  In FileX before 6.4.2, the file support module for Eclipse Foundation ThreadX,
  there was a possible buffer overflow in the FileX RAM disk driver
summary: >-
  In FileX before 6.4.2, the file support module for Eclipse Foundation ThreadX,
  there was a possible buffer overflow in the FileX RAM disk driver. It could
  cause a remote execurtion after receiving a crafted sequence of packets
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'
cwe:
  - CWE-119
vendor: eclipse
product: threadx_filex
affected:
  - threadx_filex < 6.4.2
patched:
  - threadx_filex 6.4.2
published: '2025-10-16'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T11:10:00.250'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-55089'
references:
  - url: >-
      https://github.com/eclipse-threadx/filex/security/advisories/GHSA-467v-6j75-3j7g
    label: emo@eclipse.org
tags:
  - nvd
epss: 0.00512
epssPercentile: 0.41736
ingestedAt: '2026-10-08T11:31:27.449Z'
---

## Overview

In FileX before 6.4.2, the file support module for Eclipse Foundation ThreadX, there was a possible buffer overflow in the FileX RAM disk driver. It could cause a remote execurtion after receiving a crafted sequence of packets

## Affected

- `threadx_filex < 6.4.2`

## Remediation

Upgrade past the affected range:

- `threadx_filex 6.4.2`