Advisory Published

USN-5193-2: X.Org X Server vulnerabilities

First published: Wed Jan 26 2022(Updated: )

USN-5193-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain inputs. An attacker could use this issue to cause the server to crash, resulting in a denial of service, or possibly execute arbitrary code and escalate privileges.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/xserver-xorg-core<2:1.18.4-0ubuntu0.12+esm1
2:1.18.4-0ubuntu0.12+esm1
=16.04
All of
ubuntu/xserver-xorg-core<2:1.15.1-0ubuntu2.11+esm5
2:1.15.1-0ubuntu2.11+esm5
=14.04

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Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID for X.Org X Server vulnerabilities?

    The vulnerability ID for X.Org X Server vulnerabilities is USN-5193-2.

  • What software versions are affected by the X.Org X Server vulnerabilities?

    The X.Org X Server vulnerabilities affect Ubuntu 14.04 ESM with xserver-xorg-core version 2:1.15.1-0ubuntu2.11+esm5 and Ubuntu 16.04 ESM with xserver-xorg-core version 2:1.18.4-0ubuntu0.12+esm1.

  • What are the fixes for the X.Org X Server vulnerabilities?

    The fixes for the X.Org X Server vulnerabilities can be obtained through the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

  • What is the severity of the X.Org X Server vulnerabilities?

    The severity of the X.Org X Server vulnerabilities is not specified in the provided information.

  • Where can I find more information about the X.Org X Server vulnerabilities?

    More information about the X.Org X Server vulnerabilities can be found on the Ubuntu Security Notices website.

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