USN-3675-2: GnuPG 2 vulnerability

Published Jun 15, 2018
·
Updated

USN-3675-1 fixed a vulnerability in GnuPG 2 for Ubuntu 18.04 LTS and Ubuntu 17.10. This update provides the corresponding update for GnuPG 2 in Ubuntu 16.04 LTS and Ubuntu 14.04 LTS. Original advisory details: Marcus Brinkmann discovered that during decryption or verification, GnuPG did not properly filter out terminal sequences when reporting the original filename. An attacker could use this to specially craft a file that would cause an application parsing GnuPG output to incorrectly interpret the status of the cryptographic operation reported by GnuPG.

Affected Software

1 affected component
gnupg GnuPG

Event History

Feb 20, 2026
Advisory Published
via Ubuntu·04:21 PM
Data Sourced
via Ubuntu·04:21 PM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the vulnerability ID for GnuPG 2?

The vulnerability ID for GnuPG 2 is USN-3675-2.

2

Which versions of Ubuntu are affected by this vulnerability?

The versions of Ubuntu affected by this vulnerability are 16.04 LTS and 14.04 LTS.

3

What is the severity of the GnuPG 2 vulnerability?

The severity of the GnuPG 2 vulnerability is not specified in the provided information.

4

How do I fix the GnuPG 2 vulnerability?

To fix the GnuPG 2 vulnerability, you should update GnuPG 2 to version 2.1.11-6ubuntu2.1 for Ubuntu 16.04 LTS and version 2.0.22-3ubuntu1.4 for Ubuntu 14.04 LTS.

5

Where can I find more information about the GnuPG 2 vulnerability?

You can find more information about the GnuPG 2 vulnerability at the following links: [CVE-2018-12020](https://ubuntu.com/security/CVE-2018-12020), [USN-3675-3](https://ubuntu.com/security/notices/USN-3675-3), [USN-3675-1](https://ubuntu.com/security/notices/USN-3675-1).

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