---
title: "CVE-2023-0797\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-2023-0797?format=md
keywords: index, follow
---

# CVE-2023-0797

Publication date 13 February 2023

Last updated 26 August 2025

---

Ubuntu priority

**Medium**

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

## Cvss 3 Severity Score

**5.5 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2023-0797?format=md#impact-score)

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## Description

LibTIFF 4.4.0 has an out-of-bounds read in tiffcrop in
libtiff/tif\_unix.c:368, invoked by tools/tiffcrop.c:2903 and
tools/tiffcrop.c:6921, allowing attackers to cause a denial-of-service via
a crafted tiff file. For users that compile libtiff from sources, the fix
is available with commit afaabc3e.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| tiff | 23.04 lunar | Not affected |
| 22.10 kinetic | Fixed 4.4.0-4ubuntu3.3 |
| 22.04 LTS jammy | Fixed 4.3.0-6ubuntu0.4 |
| 20.04 LTS focal | Fixed 4.1.0+git191117-2ubuntu0.20.04.8 |
| 18.04 LTS bionic | Fixed 4.0.9-5ubuntu0.10 |
| 16.04 LTS xenial | Fixed 4.0.6-1ubuntu0.8+esm10  Ubuntu Pro |
| 14.04 LTS trusty | Fixed 4.0.3-7ubuntu0.11+esm7  Ubuntu Pro |

---

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

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## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

5.5 · Medium

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 5.5 · Medium |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-0797)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2023-0797)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2023-0797)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2023-0797)

### Related Ubuntu Security Notices (USN)

+ [USN-5923-1](https://usn.ubuntu.com/USN-5923-1)
+ LibTIFF vulnerabilities
+ 6 March 2023

### Other references

* <https://gitlab.com/libtiff/libtiff/-/commit/afaabc3e50d4e5d80a94143f7e3c997e7e410f68>
* <https://gitlab.com/libtiff/libtiff/-/issues/495>
* <https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0797.json>
* <https://www.cve.org/CVERecord?id=CVE-2023-0797>