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Citrix Workspace App for Linux Security Update

Applicable Products

  • Citrix Workspace App

Description of Problem

A vulnerability has been identified in Citrix Workspace app for Linux that could result in a local user elevating their privilege level to root on the computer running Citrix Workspace app for Linux. 

The vulnerability has the following identifier: 

CVE ID 

Description 

Vulnerability Type 

Pre-conditions 

CVE-2022-21825 

Local privilege Escalation 

CWE-284: Improper Access Control 

Local user access to a system where Citrix Workspace App for Linux has been installed with App Protection. 

This vulnerability only affects Citrix Workspace app for Linux 2012 - 2111 and only exists if App Protection was installed as part of Citrix Workspace app for Linux. This vulnerability does not exist if App Protection is not installed.

Citrix Workspace app for other platforms is not affected by this issue. 

 


What Customers Should Do

This issue has been addressed in the following versions of Citrix Workspace app for Linux:  

  • Citrix Workspace App for Linux 2112 and later versions

Citrix strongly recommends that affected customers upgrade to a fixed version as soon as possible. 

The latest version of Citrix Workspace app for Linux is available from the following Citrix website location: 

https://www.citrix.com/downloads/workspace-app/linux/ 


Acknowledgements

Citrix thanks Florian Kerber of Siemens CERT for working with us to protect Citrix customers.

What Citrix is Doing

Citrix is notifying customers and channel partners about this potential security issue through the publication of this security bulletin on the Citrix Knowledge Center at https://support.citrix.com/securitybulletins.

Obtaining Support on This Issue

If you require technical assistance with this issue, please contact Citrix Technical Support. Contact details for Citrix Technical Support are available at https://www.citrix.com/support/open-a-support-case.

Subscribe to Receive Alerts

Citrix strongly recommends that all customers subscribe to receive alerts when a Citrix security bulletin is created or modified at https://support.citrix.com/user/alerts.

Reporting Security Vulnerabilities to Citrix

Citrix welcomes input regarding the security of its products and considers any and all potential vulnerabilities seriously. For details on our vulnerability response process and guidance on how to report security-related issues to Citrix, please see the following webpage: https://www.citrix.com/about/trust-center/vulnerability-process.html.

Disclaimer

This document is provided on an "as is" basis and does not imply any kind of guarantee or warranty, including the warranties of merchantability or fitness for a particular use. Your use of the information on the document is at your own risk. Citrix reserves the right to change or update this document at any time. Customers are therefore recommended to always view the latest version of this document directly from the Citrix Knowledge Center.

Changelog

Date Change
2022-01-11 Initial Publication