Ubuntu 22.10: 6005-2 Moderate: Sudo Escape Character Issues

ubuntu

April 11, 2023

Several security issues were fixed in Sudo.

Summary

Several security issues were fixed in Sudo.

Software Description:

- sudo: Provide limited super user privileges to specific users

Details:

Matthieu Barjole and Victor Cutillas discovered that Sudo incorrectly

escaped control characters in log messages and sudoreplay output. An

attacker could possibly use these issues to inject terminal control

characters that alter output when being viewed.

Topics Covered

security advisory Ubuntu moderate severity sudo system update attack vector escape characters

Update Instructions

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

Ubuntu 22.10:
   sudo                            1.9.11p3-1ubuntu1.3
   sudo-ldap                       1.9.11p3-1ubuntu1.3

Ubuntu 22.04 LTS:
   sudo                            1.9.9-1ubuntu2.4
   sudo-ldap                       1.9.9-1ubuntu2.4

Ubuntu 20.04 LTS:
   sudo                            1.8.31-1ubuntu1.5
   sudo-ldap                       1.8.31-1ubuntu1.5

Ubuntu 18.04 LTS:
   sudo                            1.8.21p2-3ubuntu1.6
   sudo-ldap                       1.8.21p2-3ubuntu1.6

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