RHBA-2013:0363 - Bug Fix Advisory

Topic

Updated sudo packages that fix several bugs and add various enhancements are now
available for Red Hat Enterprise Linux 6.

Description

The sudo (super user do) utility allows system administrators to give certain
users the ability to run commands as root.

The updated sudo packages include numerous bug fixes and enhancements. Space
precludes documenting all of these changes in this advisory. Users are directed
to the Red Hat Enterprise Linux 6.4 Technical Notes for information on the most
significant of these changes:

https://access.redhat.com/knowledge/docs/en-US/Red_Hat_Enterprise_Linux/6/html/6.4_Technical_Notes/sudo.html

Users of sudo are advised to upgrade to these updated packages, which fix these
bugs and add these enhancements.

Solution

Before applying this update, make sure all previously-released errata
relevant to your system have been applied.

This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
https://access.redhat.com/knowledge/articles/11258

Affected Products

• Red Hat Enterprise Linux Server 6 x86_64
• Red Hat Enterprise Linux Server 6 i386
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 6 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 6 i386
• Red Hat Enterprise Linux Workstation 6 x86_64
• Red Hat Enterprise Linux Workstation 6 i386
• Red Hat Enterprise Linux Desktop 6 x86_64
• Red Hat Enterprise Linux Desktop 6 i386
• Red Hat Enterprise Linux for IBM z Systems 6 s390x
• Red Hat Enterprise Linux for Power, big endian 6 ppc64
• Red Hat Enterprise Linux for Scientific Computing 6 x86_64
• Red Hat Enterprise Linux Server from RHUI 6 x86_64
• Red Hat Enterprise Linux Server from RHUI 6 i386
• Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 6 s390x

Fixes

• BZ - 759480 - Rebase sudo to 1.8 in RHEL 6.4
• BZ - 789937 - [RFE] Add ability to treat files authoritatively in sudoers.ldap
• BZ - 804123 - sudo does not call pam_close_session() or pam_end()
• BZ - 852045 - ulimit -c got Operation not permitted
• BZ - 860397 - new /etc/sudo-ldap.conf configuration file problems
• BZ - 872740 - SPACE INVADES SUDO!
• BZ - 876208 - sudoRunAsUser #uid specification doesn't work
• BZ - 876578 - erealloc3 error on sssd sudoHost netgroup mismatch
• BZ - 879633 - sudo + sssd + local user sends e-mail to administrator
• BZ - 903020 - sudoers containing specially crafted aliases causes segfault of visudo

CVEs

• CVE-2013-1776

References

• https://access.redhat.com/knowledge/docs/en-US/Red_Hat_Enterprise_Linux/6/html/6.4_Technical_Notes/sudo.html