__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN udev Security Update [RHSA-2005:864-6] December 20, 2005 21:00 GMT Number Q-080 ______________________________________________________________________________ PROBLEM: The udev package contains an implementation of devfs in userspace using sysfs and /sbin/hotplug. A flaw in the way udev sets permissions on various files in /dev/input was discovered. PLATFORM: Red Hat Desktop (v. 4) Red Hat Enterprise Linux AS (v. 4) Red Hat Enterprise Linux ES (v. 4) Red Hat Enterprise Linux WS (v. 4) DAMAGE: It may be possible for an authenticated attacker to gather sensitive data entered by a user at the console, such as passwords. SOLUTION: Apply current patches. ______________________________________________________________________________ VULNERABILITY The risk is LOW. It may be possible for an authenticated ASSESSMENT: attacker to gather sensitive data entered by a user at the console, such as passwords. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/q-080.shtml ORIGINAL BULLETIN: https://rhn.redhat.com/errata/RHSA-2005-864.html CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= CVE-2005-3631 ______________________________________________________________________________ [***** Start RHSA-2005:864-6 *****] Important: udev security update Advisory: RHSA-2005:864-6 Type: Security Advisory Issued on: 2005-12-20 Last updated on: 2005-12-20 Affected Products: Red Hat Desktop (v. 4) Red Hat Enterprise Linux AS (v. 4) Red Hat Enterprise Linux ES (v. 4) Red Hat Enterprise Linux WS (v. 4) CVEs (cve.mitre.org): CVE-2005-3631 Details Updated udev packages that fix a security issue are now available. This update has been rated as having important security impact by the Red Hat Security Response Team. The udev package contains an implementation of devfs in userspace using sysfs and /sbin/hotplug. Richard Cunningham discovered a flaw in the way udev sets permissions on various files in /dev/input. It may be possible for an authenticated attacker to gather sensitive data entered by a user at the console, such as passwords. The Common Vulnerabilities and Exposures project has assigned the name CVE-2005-3631 to this issue. All users of udev should upgrade to these updated packages, which contain a backported patch and are not vulnerable to this issue. Solution Before applying this update, make sure all previously released errata relevant to your system have been applied. This update is available via Red Hat Network. To use Red Hat Network, launch the Red Hat Update Agent with the following command: up2date This will start an interactive process that will result in the appropriate RPMs being upgraded on your system. Updated packages Red Hat Desktop (v. 4) -------------------------------------------------------------------------------- SRPMS: udev-039-10.10.EL4.3.src.rpm 479e8b3ac5f9ca72193827d40e0fdd13 IA-32: udev-039-10.10.EL4.3.i386.rpm 0f694e4ae57487ce5e2c23627f8076ce x86_64: udev-039-10.10.EL4.3.x86_64.rpm 2dd7e790e730dc1e5b64048e02e90225 Red Hat Enterprise Linux AS (v. 4) -------------------------------------------------------------------------------- SRPMS: udev-039-10.10.EL4.3.src.rpm 479e8b3ac5f9ca72193827d40e0fdd13 IA-32: udev-039-10.10.EL4.3.i386.rpm 0f694e4ae57487ce5e2c23627f8076ce IA-64: udev-039-10.10.EL4.3.ia64.rpm 117b4faf0ff4c5204b27f84da509e5eb PPC: udev-039-10.10.EL4.3.ppc.rpm e80ead84ea6e72323006f5f1cdcde4f1 s390: udev-039-10.10.EL4.3.s390.rpm bf2a4abfe19dd9d37296e002d8308f74 s390x: udev-039-10.10.EL4.3.s390x.rpm 60b1c19d6b0c198054032c943368e633 x86_64: udev-039-10.10.EL4.3.x86_64.rpm 2dd7e790e730dc1e5b64048e02e90225 Red Hat Enterprise Linux ES (v. 4) -------------------------------------------------------------------------------- SRPMS: udev-039-10.10.EL4.3.src.rpm 479e8b3ac5f9ca72193827d40e0fdd13 IA-32: udev-039-10.10.EL4.3.i386.rpm 0f694e4ae57487ce5e2c23627f8076ce IA-64: udev-039-10.10.EL4.3.ia64.rpm 117b4faf0ff4c5204b27f84da509e5eb x86_64: udev-039-10.10.EL4.3.x86_64.rpm 2dd7e790e730dc1e5b64048e02e90225 Red Hat Enterprise Linux WS (v. 4) -------------------------------------------------------------------------------- SRPMS: udev-039-10.10.EL4.3.src.rpm 479e8b3ac5f9ca72193827d40e0fdd13 IA-32: udev-039-10.10.EL4.3.i386.rpm 0f694e4ae57487ce5e2c23627f8076ce IA-64: udev-039-10.10.EL4.3.ia64.rpm 117b4faf0ff4c5204b27f84da509e5eb x86_64: udev-039-10.10.EL4.3.x86_64.rpm 2dd7e790e730dc1e5b64048e02e90225 (The unlinked packages above are only available from the Red Hat Network) References http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-3631 -------------------------------------------------------------------------------- These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from: https://www.redhat.com/security/team/key/#package The Red Hat security contact is secalert@redhat.com. More contact details at http://www.redhat.com/security/team/contact/ Copyright © 2002-05 Red Hat, Inc. All rights reserved. Legal statement : Privacy statement : redhat.com Red Hat Network release 4.0.1 [***** End RHSA-2005:864-6 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Red Hat 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. 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