IRIX runpriv vulnerability

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SGI Security Coordinator

Oct 5, 2005, 4:03:03 PM10/5/05


SGI Security Advisory

Title: runpriv vulnerability
Number: 20051001-01-P
Date: October 11, 2005
Reference: SGI BUG 942479, [IDEF1109], CVE-2005-2925
Fixed in: Patch 7004 for IRIX 6.5.27-6.5.28
Fixed in: IRIX 6.5.29

SGI provides this information freely to the SGI user community for its
consideration, interpretation, implementation and use. SGI recommends
that this information be acted upon as soon as possible. SGI reserves
the right to change or update this Security Advisory without notice.

SGI provides the information in this Security Advisory on an "AS-IS"
basis only, and disclaims all warranties with respect thereto, express,
implied or otherwise, including, without limitation, any warranty of
merchantability or fitness for a particular purpose. In no event shall
SGI be liable for any loss of profits, loss of business, loss of data or
for any indirect, special, exemplary, incidental or consequential damages
of any kind arising from your use of, failure to use or improper use of
any of the instructions or information in this Security Advisory.


- -----------------------
- --- Issue Specifics ---
- -----------------------

iDefense has reported a vulnerability in IRIX runpriv which can allow
users who have been granted restricted privileges to extend themselves
root privileges. This vulnerability can lead to a root compromise of
the system.

* SGI BUG 942479 runpriv vulnerability

SGI has investigated the issue and recommends the following steps for
resolving this issue. It is HIGHLY RECOMMENDED that these measures
be implemented on ALL vulnerable SGI systems.

- --------------
- --- Impact ---
- --------------

To determine the version of IRIX you are running, execute the following

# /bin/uname -R

That will return a result similar to the following:

# 6.5 6.5.27m

The first number ("6.5") is the release name, the second ("6.5.27m" in
this case) is the extended release name. The extended release name is
the "version" we refer to throughout this document.

- ----------------
- --- Solution ---
- ----------------

SGI has provided a series of patches for these vulnerabilities
and recommends that all affected operating systems install the
appropriate patch.

OS Version Vulnerable? Patch # Other Actions
- ---------- ----------- ------- -------------
IRIX 3.x unknown Note 1
IRIX 4.x unknown Note 1
IRIX 5.x unknown Note 1
IRIX 6.0.x unknown Note 1
IRIX 6.1 unknown Note 1
IRIX 6.2 unknown Note 1
IRIX 6.3 unknown Note 1
IRIX 6.4 unknown Note 1
IRIX 6.5-6.5.26 unknown Note 1
IRIX 6.5.27 yes 7004 Notes 2 & 3
IRIX 6.5.28 yes 7004 Notes 2 & 3
IRIX 6.5.29 no Notes 4


1) This version of the IRIX operating has been retired.
Upgrade to an actively supported IRIX operating system.
See for more information.

2) If you have not received an IRIX 6.5.X CD for IRIX 6.5,
contact your SGI Support Provider or URL:

3) Install the required patch(es) based on your operating release.

4) Install IRIX 6.5.29 when available.

##### Patch File Checksums ####

The actual patch will be a tar file containing the following files:

Filename: README.patch.7004
Algorithm #1 (sum -r): 65207 8 README.patch.7004
Algorithm #2 (sum): 25036 8 README.patch.7004
MD5 checksum: C12354A24DE4AC02A504D89A74E469FF

Filename: patchSG0007004
Algorithm #1 (sum -r): 63946 3 patchSG0007004
Algorithm #2 (sum): 25741 3 patchSG0007004
MD5 checksum: 9786BB1D29E9D82E2E32CCA0E7FF57E9

Filename: patchSG0007004.idb
Algorithm #1 (sum -r): 37560 2 patchSG0007004.idb
Algorithm #2 (sum): 55265 2 patchSG0007004.idb
MD5 checksum: D1930718AE7BE9E2FEE724078330AB3A

Filename: patchSG0007004.sysadmdesktop_man
Algorithm #1 (sum -r): 05064 5 patchSG0007004.sysadmdesktop_man
Algorithm #2 (sum): 18126 5 patchSG0007004.sysadmdesktop_man
MD5 checksum: A0890D6B2B6AF210C957049C5AC2D53D

Filename: patchSG0007004.sysadmdesktop_sw
Algorithm #1 (sum -r): 29894 20 patchSG0007004.sysadmdesktop_sw
Algorithm #2 (sum): 32468 20 patchSG0007004.sysadmdesktop_sw
MD5 checksum: 8FA11DB5130E8D62B25982D553D52550

- ------------------------
- --- Acknowledgments ----
- ------------------------

SGI wishes to thank iDefense for their assistance in this matter.

- -------------
- --- Links ---
- -------------

Patches are available via the web, anonymous FTP and from your SGI
service/support provider.

SGI Security Advisories can be found at: and

SGI Security Patches can be found at: and

SGI patches for IRIX can be found at the following patch servers: and

SGI freeware updates for IRIX can be found at:

SGI fixes for SGI open sourced code can be found on:

SGI patches and RPMs for Linux can be found at: or

SGI patches for Windows NT or 2000 can be found at:

IRIX 5.2-6.4 Recommended/Required Patch Sets can be found at: and

IRIX 6.5 Maintenance Release Streams can be found at:

IRIX 6.5 Software Update CDs can be obtained from:

The primary SGI anonymous FTP site for security advisories and patches
is ( Security advisories and patches
are located under the URL

For security and patch management reasons, (mirrors security FTP repository) lags behind and does not
do a real-time update.

- -----------------------------------------
- --- SGI Security Information/Contacts ---
- -----------------------------------------

If there are questions about this document, email can be sent to


SGI provides security information and patches for use by the entire SGI
community. This information is freely available to any person needing
the information and is available via anonymous FTP and the Web.

The primary SGI anonymous FTP site for security advisories and patches
is ( Security advisories and patches
are located under the URL

The SGI Security Headquarters Web page is accessible at the URL:

For issues with the patches on the FTP sites, email can be sent to

For assistance obtaining or working with security patches, please
contact your SGI support provider.


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SGI provides a comprehensive customer World Wide Web site. This site is
located at .


If there are general security questions on SGI systems, email can be
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For reporting *NEW* SGI security issues, email can be sent to or contact your SGI support provider.
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This information is provided freely to all interested parties
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Version: 2.6.2


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