---
id: CVE-2023-4016
title: >-
  Under some circumstances, this weakness allows a user who has access to run
  the “ps” utility on a machine, the ability to write almost unlimited amounts
  of unfiltered data into the process heap.
summary: >-
  Under some circumstances, this weakness allows a user who has access to run
  the “ps” utility on a machine, the ability to write almost unlimited amounts
  of unfiltered data into the process heap.
severity: low
cvss: 2.5
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-122
  - CWE-787
vendor: procps_project
product: procps
affected:
  - 'procps >= 3.3.0, <= 4.0.3'
  - fedora = 38
published: '2023-08-02'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T22:17:16.850'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2023-4016'
references:
  - url: 'https://gitlab.com/procps-ng/procps'
    label: trellixpsirt@trellix.com
  - url: >-
      https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SUETRRT24OFGPYK6ACPM5VUGHNKH5CQ5/
    label: trellixpsirt@trellix.com
  - url: 'https://gitlab.com/procps-ng/procps'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SUETRRT24OFGPYK6ACPM5VUGHNKH5CQ5/
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://cert-portal.siemens.com/productcert/html/ssa-398330.html'
    label: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
tags:
  - nvd
  - cve.org
epss: 0.00256
epssPercentile: 0.16033
ingestedAt: '2026-10-14T23:00:02.001Z'
---

## Overview

Under some circumstances, this weakness allows a user who has access to run the “ps” utility on a machine, the ability to write almost unlimited amounts of unfiltered data into the process heap.

## Affected

- `procps >= 3.3.0, <= 4.0.3`
- `fedora = 38`

## Remediation

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