Advisory Published

USN-3672-1: Liblouis vulnerabilities

First published: Wed Jun 06 2018(Updated: )

Henri Salo discovered that Liblouis incorrectly handled certain files. An attacker could possibly use this to execute arbitrary code. (CVE-2018-11683, CVE-2018-11684, CVE-2018-11685)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/liblouis-bin<3.5.0-1ubuntu0.2
3.5.0-1ubuntu0.2
=18.04
All of
ubuntu/liblouis14<3.5.0-1ubuntu0.2
3.5.0-1ubuntu0.2
=18.04
All of
ubuntu/liblouis-bin<3.0.0-3ubuntu1.2
3.0.0-3ubuntu1.2
=17.10
All of
ubuntu/liblouis12<3.0.0-3ubuntu1.2
3.0.0-3ubuntu1.2
=17.10
All of
ubuntu/liblouis-bin<2.6.4-2ubuntu0.3
2.6.4-2ubuntu0.3
=16.04
All of
ubuntu/liblouis9<2.6.4-2ubuntu0.3
2.6.4-2ubuntu0.3
=16.04
All of
ubuntu/liblouis-bin<2.5.3-2ubuntu1.4
2.5.3-2ubuntu1.4
=14.04
All of
ubuntu/liblouis2<2.5.3-2ubuntu1.4
2.5.3-2ubuntu1.4
=14.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is USN-3672-1.

  • What is the title of the vulnerability?

    The title of the vulnerability is USN-3672-1: Liblouis vulnerabilities.

  • What is the description of the vulnerability?

    The Liblouis vulnerabilities (USN-3672-1) involve incorrect handling of certain files, which could allow an attacker to execute arbitrary code.

  • Which software is affected by the vulnerability?

    The following versions of Liblouis are affected: liblouis-bin 3.5.0-1ubuntu0.2, liblouis14 3.5.0-1ubuntu0.2, liblouis-bin 3.0.0-3ubuntu1.2, liblouis12 3.0.0-3ubuntu1.2, liblouis-bin 2.6.4-2ubuntu0.3, liblouis9 2.6.4-2ubuntu0.3, liblouis-bin 2.5.3-2ubuntu1.4, and liblouis2 2.5.3-2ubuntu1.4.

  • How can I fix the vulnerability?

    To fix the Liblouis vulnerabilities, update to the following versions: liblouis-bin 3.5.0-1ubuntu0.2, liblouis14 3.5.0-1ubuntu0.2, liblouis-bin 3.0.0-3ubuntu1.2, liblouis12 3.0.0-3ubuntu1.2, liblouis-bin 2.6.4-2ubuntu0.3, liblouis9 2.6.4-2ubuntu0.3, liblouis-bin 2.5.3-2ubuntu1.4, and liblouis2 2.5.3-2ubuntu1.4.

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