Sudo Main Page

What is Sudo?

Sudo (su "do") allows a system administrator to delegate authority to give certain users (or groups of users) the ability to run some (or all) commands as root or another user while providing an audit trail of the commands and their arguments. For more information, see the introduction to Sudo. Sudo is free software, distributed under an ISC-style license.

Releases

The current stable release is sudo 1.8.12, released on February 9, 2015.
The current legacy release is sudo 1.7.10p9, released on February 10, 2015.
See the download page for a list of binary packages.

The current development release is sudo 1.8.13b4, released on March 6, 2015.

News

[2015-03-06] Sudo version 1.8.13b4 released. Major changes in sudo 1.8.13b4.

[2015-02-10] Sudo version 1.7.10p9 released. Major changes in sudo 1.7.10p9.
This version fixes a potential security issue that may allow a user to access arbitrary files via the TZ environment variable.

[2015-02-09] Sudo version 1.8.12 released. Major changes in sudo 1.8.12.
This version fixes a potential security issue that may allow a user to access arbitrary files via the TZ environment variable.

[2014-12-17] Michael Lucas's talk Sudo: Your're Doing It Wrong is now available online.

[2014-10-30] Sudo version 1.8.11p2 released. Major changes in sudo 1.8.11p2.

[2014-10-07] Sudo version 1.8.11p1 released. Major changes in sudo 1.8.11p1.

[2014-09-23] Sudo version 1.8.11 released. Major changes in sudo 1.8.11.

[2014-05-06] Sudo version 1.8.10p3 released. Major changes in sudo 1.8.10p3.

[2014-03-17] Sudo version 1.8.10p2 released. Major changes in sudo 1.8.10p2.

[2014-03-13] Sudo version 1.8.10p1 released. Major changes in sudo 1.8.10p1.

[2014-03-10] Sudo version 1.8.10 released. Major changes in sudo 1.8.10.
This version includes a new time stamp file format that uses the monotonic clock where available.

[2014-03-05] Sudo version 1.7.10p8 released. Major changes in sudo 1.7.10p8.
This version fixes a potential security issue that may allow a user to run unauthorized commands when the env_reset option is disabled in sudoers.

[2014-02-04] Sudo version 1.8.9p5 released. Major changes in sudo 1.8.9p5.

[2014-01-15] Sudo version 1.8.9p4 released. Major changes in sudo 1.8.9p4.

[2014-01-13] Sudo version 1.8.9p3 released. Major changes in sudo 1.8.9p3.

[2014-01-13] Sudo version 1.8.9p2 released. Major changes in sudo 1.8.9p2.

[2014-01-07] Sudo version 1.8.9p1 released. Major changes in sudo 1.8.9p1.

[2014-01-06] Sudo version 1.8.9 released. Major changes in sudo 1.8.9.