---
title: "CVE-2019-19308\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-2019-19308?format=md
keywords: index, follow
---

# CVE-2019-19308

Publication date 27 November 2019

Last updated 11 July 2025

---

Ubuntu priority

**Low**

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

## Cvss 3 Severity Score

**5.5 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2019-19308?format=md#impact-score)

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## Description

In text\_to\_glyphs in sushi-font-widget.c in gnome-font-viewer 3.34.0, there
is a NULL pointer dereference while parsing a TTF font file that lacks a
name section (due to a g\_strconcat call that returns NULL).

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| gnome-sushi | 26.04 LTS resolute | Needs evaluation |
| 25.10 questing | Ignored end of life, was needs-triage |
| 25.04 plucky | Ignored end of life, was needs-triage |
| 24.10 oracular | Ignored end of life, was needs-triage |
| 24.04 LTS noble | Needs evaluation |
| 23.10 mantic | Ignored end of life, was needs-triage |
| 23.04 lunar | Ignored end of life, was needs-triage |
| 22.10 kinetic | Ignored end of life, was needs-triage |
| 22.04 LTS jammy | Needs evaluation |
| 21.10 impish | Ignored end of life |
| 21.04 hirsute | Ignored end of life |
| 20.10 groovy | Ignored end of life |
| 20.04 LTS focal | Needs evaluation |
| 19.10 eoan | Ignored end of life |
| 19.04 disco | Ignored end of life |
| 18.04 LTS bionic | Needs evaluation |
| 16.04 LTS xenial | Needs evaluation |
| 14.04 LTS trusty | Not in release |
| gnome-font-viewer | 26.04 LTS resolute | Fixed 3.34.0-2 |
| 25.10 questing | Fixed 3.34.0-2 |
| 25.04 plucky | Fixed 3.34.0-2 |
| 24.10 oracular | Fixed 3.34.0-2 |
| 24.04 LTS noble | Fixed 3.34.0-2 |
| 23.10 mantic | Fixed 3.34.0-2 |
| 23.04 lunar | Fixed 3.34.0-2 |
| 22.10 kinetic | Fixed 3.34.0-2 |
| 22.04 LTS jammy | Fixed 3.34.0-2 |
| 21.10 impish | Fixed 3.34.0-2 |
| 21.04 hirsute | Fixed 3.34.0-2 |
| 20.10 groovy | Fixed 3.34.0-2 |
| 20.04 LTS focal | Fixed 3.34.0-2 |
| 19.10 eoan | Ignored end of life |
| 19.04 disco | Ignored end of life |
| 18.04 LTS bionic | Needs evaluation |
| 16.04 LTS xenial | Needs evaluation |
| 14.04 LTS trusty | Not in release |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2019-19308?format=md#patch-details)

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| gnome-font-viewer | * Upstream:   [9661683](https://gitlab.gnome.org/GNOME/gnome-font-viewer/commit/9661683379806e2bad6a52ce6dde776a33f4f981) |

## 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-2019-19308)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2019-19308)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2019-19308)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2019-19308)

### Other references

* <https://github.com/GNOME/gnome-font-viewer/blob/919dfbe684b75904563b8c6723c9778a4e00aad7/src/sushi-font-widget.c#L115-L117>
* <https://www.cve.org/CVERecord?id=CVE-2019-19308>