__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN Sun Vulnerability with Loading Arbitrary Kernel Modules [Sun Alert ID: 57479] January 23, 2004 18:00 GMT Number O-067 [REVISED 15 Mar 2004] [REVISED 12 Jan 2006] ______________________________________________________________________________ PROBLEM: Loading arbitrary kernel modules allows an unprivileged local user to gain root privileges. PLATFORM: Solaris 2.6, 7, 8 and 9 on Sparc and x86 platforms DAMAGE: A local user can gain root privileges. SOLUTION: Apply the appropriate Sun patches. ______________________________________________________________________________ VULNERABILITY The risk is MEDIUM. A local user can gain root privileges. ASSESSMENT: ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/o-067.shtml ORIGINAL BULLETIN: http://sunsolve.sun.com/search/document.do?assetkey=1-26- 57479-1 ADDITIONAL LINKS: http://sunsolve.sun.com/search/document.do?assetkey=1-26- 102066-1&searchclause=security ______________________________________________________________________________ REVISION HISTORY: 03/15/04: Added link to update to Sun Alert ID: 57479 that adds Solaris 2.6 and related patches to their Contributing Factors and Resolution sections. 01/12/06: Added link to Sun Alert ID: 102066 [***** Start Sun Alert ID: 57479 *****] Sun(sm) Alert Notification Sun Alert ID: 57479 Synopsis: Security Vulnerability With Loading Arbitrary Kernel Modules in Solaris Kernel Category: Security Product: Solaris BugIDs: 4729683 Avoidance: Patch State: Resolved Date Released: 22-Jan-2004 Date Closed: 22-Jan-2004 Date Modified: 1. Impact By loading arbitrary kernel modules, an unprivileged local user may be able to gain root privileges. 2. Contributing Factors This issue can occur in the following releases: SPARC Platform Solaris 2.6 without patch 105181-37 Solaris 7 without patch 106541-29 Solaris 8 without patch 108528-27 Solaris 9 without patch 112233-11 x86 Platform Solaris 2.6 without patch 105182-37 Solaris 7 without patch 106542-29 Solaris 8 without patch 108529-27 Solaris 9 without patch 112234-11 Note: Solaris 2.6 will not be evaluated regarding the potential impact of the issue described in this Sun Alert. 3. Symptoms There are no predictable symptoms that would indicate the described issue has been exploited. Solution Summary Top 4. Relief/Workaround There is no workaround. Please see the "Resolution" section below. 5. Resolution This issue is addressed in the following releases: SPARC Platform Solaris 2.6 with patch 105181-37 or later Solaris 7 with patch 106541-29 or later Solaris 8 with patch 108528-27 or later Solaris 9 with patch 112233-11 or later x86 Platform Solaris 2.6 with patch 105182-37 or later Solaris 7 with patch 106542-29 or later Solaris 8 with patch 108529-27 or later Solaris 9 with patch 112234-11 or later Change History 12-Mar-2004: Add Solaris 2.6 and related patches to Contributing Factors and Resolution sections This Sun Alert notification is being provided to you on an "AS IS" basis. This Sun Alert notification may contain information provided by third parties. The issues described in this Sun Alert notification may or may not impact your system(s). Sun makes no representations, warranties, or guarantees as to the information contained herein. ANY AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN. This Sun Alert notification contains Sun proprietary and confidential information. It is being provided to you pursuant to the provisions of your agreement to purchase services from Sun, or, if you do not have such an agreement, the Sun.com Terms of Use. This Sun Alert notification may only be used for the purposes contemplated by these agreements. Copyright 2000-2004 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, CA 95054 U.S.A. All rights reserved. [***** End Sun Alert ID: 57479 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Sun Microsystems for the information contained in this bulletin. _______________________________________________________________________________ CIAC, the Computer Incident Advisory Capability, is the computer security incident response team for the U.S. Department of Energy (DOE) and the emergency backup response team for the National Institutes of Health (NIH). CIAC is located at the Lawrence Livermore National Laboratory in Livermore, California. CIAC is also a founding member of FIRST, the Forum of Incident Response and Security Teams, a global organization established to foster cooperation and coordination among computer security teams worldwide. CIAC services are available to DOE, DOE contractors, and the NIH. CIAC can be contacted at: Voice: +1 925-422-8193 (7x24) FAX: +1 925-423-8002 STU-III: +1 925-423-2604 E-mail: ciac@ciac.org Previous CIAC notices, anti-virus software, and other information are available from the CIAC Computer Security Archive. World Wide Web: http://www.ciac.org/ Anonymous FTP: ftp.ciac.org PLEASE NOTE: Many users outside of the DOE, ESnet, and NIH computing communities receive CIAC bulletins. If you are not part of these communities, please contact your agency's response team to report incidents. Your agency's team will coordinate with CIAC. The Forum of Incident Response and Security Teams (FIRST) is a world-wide organization. A list of FIRST member organizations and their constituencies can be obtained via WWW at http://www.first.org/. This document was prepared as an account of work sponsored by an agency of the United States Government. Neither the United States Government nor the University of California nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial products, process, or service by trade name, trademark, manufacturer, or otherwise, does not necessarily constitute or imply its endorsement, recommendation or favoring by the United States Government or the University of California. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States Government or the University of California, and shall not be used for advertising or product endorsement purposes. 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