---
title: "CVE-2017-18201\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-2017-18201?format=md
keywords: index, follow
---

# CVE-2017-18201

Publication date 26 February 2018

Last updated 25 August 2025

---

Ubuntu priority

**Low**

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

## Cvss 3 Severity Score

**9.8 · Critical**

[Score breakdown](https://ubuntu.com/security/CVE-2017-18201?format=md#impact-score)

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## Description

An issue was discovered in GNU libcdio before 2.0.0. There is a double free
in get\_cdtext\_generic() in lib/driver/\_cdio\_generic.c.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2017-18201?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| libcdio | 24.04 LTS noble | Not affected |
| 23.10 mantic | Not affected |
| 23.04 lunar | Not affected |
| 22.10 kinetic | Not affected |
| 22.04 LTS jammy | Not affected |
| 21.10 impish | Not affected |
| 21.04 hirsute | Not affected |
| 20.10 groovy | Not affected |
| 20.04 LTS focal | Not affected |
| 19.10 eoan | Not affected |
| 19.04 disco | Not affected |
| 18.10 cosmic | Not affected |
| 18.04 LTS bionic | Fixed 1.0.0-2ubuntu2  Ubuntu Pro |
| 17.10 artful | Not affected |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not affected |

---

* [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-2017-18201?format=md#patch-details)

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## Notes

---

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

code not present in trusty, xenial and artful.

---

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

introduced in upstream commit dbf6d247 (v0.90)

---

### [bruce-cable](https://launchpad.net/~bruce-cable)

Fixed in version 2.0.0
Bionic code patched by Leonidas S. Barbosa and Steve Langasek

### 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 |
| --- | --- |
| libcdio | * Upstream:   [?id=f6f](https://git.savannah.gnu.org/cgit/libcdio.git/commit/?id=f6f9c48fb40b8a1e8218799724b0b61a7161eb1d) * Upstream:   [?id=dec](https://git.savannah.gnu.org/cgit/libcdio.git/commit/?id=dec2f876c2d7162da213429bce1a7140cdbdd734) |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

9.8 · Critical

* Base metrics

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

  | Parameter | Value |
  | --- | --- |
  | Base score | 9.8 · Critical |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-18201)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2017-18201)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2017-18201)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2017-18201)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2017-18201>