---
title: "CVE-2018-7441\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2018-7441?format=md
keywords: index, follow
---

# CVE-2018-7441

Publication date 23 February 2018

Last updated 26 August 2025

---

Ubuntu priority

**Low**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**7.0 · High**

[Score breakdown](https://ubuntu.com/security/CVE-2018-7441?format=md#impact-score)

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## Description

Leptonica through 1.75.3 uses hardcoded /tmp pathnames, which might allow
local users to overwrite arbitrary files or have unspecified other impact
by creating files in advance or winning a race condition, as demonstrated
by /tmp/junk\_split\_image.ps in prog/splitimage2pdf.c.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2018-7441?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| leptonlib | 26.04 LTS resolute | Fixed 1.76.0-1 |
| 25.10 questing | Fixed 1.76.0-1 |
| 25.04 plucky | Fixed 1.76.0-1 |
| 24.10 oracular | Fixed 1.76.0-1 |
| 24.04 LTS noble | Fixed 1.76.0-1 |
| 23.10 mantic | Fixed 1.76.0-1 |
| 23.04 lunar | Fixed 1.76.0-1 |
| 22.10 kinetic | Fixed 1.76.0-1 |
| 22.04 LTS jammy | Fixed 1.76.0-1 |
| 21.10 impish | Fixed 1.76.0-1 |
| 21.04 hirsute | Fixed 1.76.0-1 |
| 20.10 groovy | Fixed 1.76.0-1 |
| 20.04 LTS focal | Fixed 1.76.0-1 |
| 19.10 eoan | Fixed 1.76.0-1 |
| 19.04 disco | Fixed 1.76.0-1 |
| 18.10 cosmic | Fixed 1.76.0-1 |
| 18.04 LTS bionic | Vulnerable |
| 17.10 artful | Ignored end of life |
| 16.04 LTS xenial | Vulnerable |
| 14.04 LTS trusty | Vulnerable |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## Notes

---

### [ebarretto](https://launchpad.net/~ebarretto)

Neutralised by kernel hardening
https://lists.debian.org/debian-lts/2018/02/msg00054.html

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

7.0 · High

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Local |
  | Attack complexity | High |
  | Privileges required | Low |
  | User interaction | None |
  | Scope | Unchanged |
  | Confidentiality impact | High |
  | Integrity impact | High |
  | Availability impact | High |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 7.0 · High |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7441)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2018-7441)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2018-7441)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2018-7441)

### Other references

* <https://lists.debian.org/debian-lts/2018/02/msg00054.html>
* <https://www.cve.org/CVERecord?id=CVE-2018-7441>