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 1.8.7, released on June 6, 2013.
The current maintenance release is sudo 1.7.10p7, released on February 27, 2013.
See the download page for a list of binary packages.

The current development release is sudo 1.8.8rc1, released on September 11, 2013.

News

[2013-09-11] Sudo version 1.8.8rc1 released. Major changes in sudo 1.8.8rc1.

[2013-06-13] Sudo version 1.8.7 released. Major changes in sudo 1.8.7.

[2013-04-11] Sudo version 1.8.6p8 released. Major changes in sudo 1.8.6p8.

[2013-02-27] Sudo version 1.8.6p7 released. Major changes in sudo 1.8.6p7.
This version fixes two potential security issues related to the time stamp files used by sudo. The first issue may allow a user to bypass authentication if they are able to reset the system clock. The second issue may allow a user to bypass the tty_tickets constraints.

[2013-02-27] Sudo version 1.7.10p7 released. Major changes in sudo 1.7.10p7.
This version fixes a potential security issue that may allow a user to bypass authentication if they are able to reset the system clock.

[2013-02-11] Sudo version 1.7.10p6 released. Major changes in sudo 1.7.10p6.
This version fixes a potential security issue that may allow a user to bypass the tty_tickets constraints.

[2012-09-04] PDF versions of the sudo manuals are now available for download.

[2012-08-13] Sudo version 1.8.5p3 released. Major changes in sudo 1.8.5p3.

[2012-05-17] Sudo version 1.8.5p1 released. Major changes in sudo 1.8.5p1.

[2012-05-16] Sudo version 1.8.5 released. Major changes in sudo 1.8.5.

[2012-05-16] Sudo version 1.8.4p5 released. Major changes in sudo 1.8.4p5.
Sudo version 1.7.9p1 released. Major changes in sudo 1.7.9p1.
These releases fix a potential security issue that may allow a user who is authorized to run commands on hosts belonging to one IPv4 network to run commands on a different host.

[2012-03-12] Sudo version 1.8.4p4 released. Major changes in sudo 1.8.4p4.

[2012-05-16] Sudo version 1.8.4p3 released. Major changes in sudo 1.8.4p3.

[2012-02-27] Sudo version 1.8.4p2 released. Major changes in sudo 1.8.4p2.

[2012-02-21] Sudo version 1.8.4p1 released. Major changes in sudo 1.8.4p1.

[2012-02-17] Sudo version 1.8.4 released. Major changes in sudo 1.8.4.
Sudo version 1.7.9 released. Major changes in sudo 1.7.9.

[2012-01-30] Sudo version 1.8.3p2 released. Major changes in sudo 1.8.3p2. This release fixes a potential format string vulnerability when the -D (debugging) flag is used.

[2012-01-27] Sudo version 1.7.8p2 released. Major changes in sudo 1.7.8p2. Sudo 1.7.8p2 is a bug fix release.