USN-2533-1: Sudo vulnerability

Publication date

16 March 2015

Overview

Sudo would allow unintended access to files.


Packages

  • sudo - Provide limited super user privileges to specific users

Details

Jakub Wilk and Stephane Chazelas discovered that Sudo incorrectly handled
the TZ environment variable. An attacker with Sudo access could possibly
use this issue to open arbitrary files, bypassing intended permissions.

Jakub Wilk and Stephane Chazelas discovered that Sudo incorrectly handled
the TZ environment variable. An attacker with Sudo access could possibly
use this issue to open arbitrary files, bypassing intended permissions.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
14.10 utopic sudo –  1.8.9p5-1ubuntu2.1
sudo-ldap –  1.8.9p5-1ubuntu2.1
14.04 trusty sudo –  1.8.9p5-1ubuntu1.1
sudo-ldap –  1.8.9p5-1ubuntu1.1
12.04 precise sudo –  1.8.3p1-1ubuntu3.7
sudo-ldap –  1.8.3p1-1ubuntu3.7
10.04 lucid sudo –  1.7.2p1-1ubuntu5.8
sudo-ldap –  1.7.2p1-1ubuntu5.8

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