Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 511
Alerts This Week
Warning Icon 1 511

Ubuntu 18.04 LTS: USN-3650-1 Critical: xdg-utils Code Execution

ubuntu
Calendar Grey May 21, 2018
Scroller Ubuntu
A critical security alert regarding xdg-utils has been issued for multiple Ubuntu distributions. It's imperative to update immediately to mitigate potential code execution threats.
xdg-utils could be made to run arbitrary code if it received a specially crafted input.

Summary

xdg-utils could be made to run arbitrary code if it received a

specially crafted input.

Software Description:

- xdg-utils: desktop integration utilities from freedesktop.org

Details:

It was discovered that xdg-utils incorrectly handled certain inputs.

An attacker could possibly use this to execute arbitrary code.

Topics%20covered

Topics Covered

security advisory critical code execution threat Ubuntu software issue xdg-utils

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
  xdg-utils                       1.1.2-1ubuntu2.2

Ubuntu 17.10:
  xdg-utils                       1.1.1-1ubuntu3.2

Ubuntu 16.04 LTS:
  xdg-utils                       1.1.1-1ubuntu1.16.04.3

Ubuntu 14.04 LTS:
  xdg-utils                       1.1.0~rc1-2ubuntu7.2

In general, a standard system update will make all the necessary
changes.

References

 

  CVE-2017-18266

Severity
critical
Lowest
Low
Medium
High
Critical

May 21, 2018

Topics%20covered

Topics Covered

security advisory critical code execution threat Ubuntu software issue xdg-utils

Package Information

  https://launchpad.net/ubuntu/+source/xdg-utils/1.1.2-1ubuntu2.2
  https://launchpad.net/ubuntu/+source/xdg-utils/1.1.1-1ubuntu3.2
  https://launchpad.net/ubuntu/+source/xdg-utils/1.1.1-1ubuntu1.16.04.3
  https://launchpad.net/ubuntu/+source/xdg-utils/1.1.0~rc1-2ubuntu7.2

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.