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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2008.0337 -- [UNIX/Linux][RedHat] Moderate: gnome-screensaver security update 3 April 2008 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: gnome-screensaver Publisher: Red Hat Operating System: Red Hat Linux 5 UNIX variants (UNIX, Linux, OSX) Impact: Inappropriate Access Access: Console/Physical CVE Names: CVE-2008-0887 Original Bulletin: https://rhn.redhat.com/errata/RHSA-2008-0197.html Comment: This advisory references vulnerabilities in products which run on platforms other than Red Hat. It is recommended that administrators running gnome-screensaver check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: gnome-screensaver security update Advisory ID: RHSA-2008:0197-01 Product: Red Hat Enterprise Linux Advisory URL: https://rhn.redhat.com/errata/RHSA-2008-0197.html Issue date: 2008-04-02 CVE Names: CVE-2008-0887 ===================================================================== 1. Summary: An updated gnome-screensaver package that fixes a security flaw is now available for Red Hat Enterprise Linux 5. This update has been rated as having moderate security impact by the Red Hat Security Response Team. 2. Relevant releases/architectures: Red Hat Enterprise Linux Desktop (v. 5 client) - i386, x86_64 Red Hat Enterprise Linux (v. 5 server) - i386, ia64, ppc, s390x, x86_64 3. Description: gnome-screensaver is the GNOME project's official screen saver program. A flaw was found in the way gnome-screensaver verified user passwords. When a system used a remote directory service for login credentials, a local attacker able to cause a network outage could cause gnome-screensaver to crash, unlocking the screen. (CVE-2008-0887) Users of gnome-screensaver should upgrade to this updated package, which contains a backported patch to correct this issue. 4. Solution: Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/FAQ_58_10188 5. Bugs fixed (http://bugzilla.redhat.com/): 435773 - CVE-2008-0887 gnome-screensaver using NIS auth will unlock if NIS goes away 6. Package List: Red Hat Enterprise Linux Desktop (v. 5 client): Source: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/5Client/en/os/SRPMS/gnome-screensaver-2.16.1-5.el5_1.1.src.rpm i386: gnome-screensaver-2.16.1-5.el5_1.1.i386.rpm gnome-screensaver-debuginfo-2.16.1-5.el5_1.1.i386.rpm x86_64: gnome-screensaver-2.16.1-5.el5_1.1.x86_64.rpm gnome-screensaver-debuginfo-2.16.1-5.el5_1.1.x86_64.rpm Red Hat Enterprise Linux (v. 5 server): Source: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/5Server/en/os/SRPMS/gnome-screensaver-2.16.1-5.el5_1.1.src.rpm i386: gnome-screensaver-2.16.1-5.el5_1.1.i386.rpm gnome-screensaver-debuginfo-2.16.1-5.el5_1.1.i386.rpm ia64: gnome-screensaver-2.16.1-5.el5_1.1.ia64.rpm gnome-screensaver-debuginfo-2.16.1-5.el5_1.1.ia64.rpm ppc: gnome-screensaver-2.16.1-5.el5_1.1.ppc.rpm gnome-screensaver-debuginfo-2.16.1-5.el5_1.1.ppc.rpm s390x: gnome-screensaver-2.16.1-5.el5_1.1.s390x.rpm gnome-screensaver-debuginfo-2.16.1-5.el5_1.1.s390x.rpm x86_64: gnome-screensaver-2.16.1-5.el5_1.1.x86_64.rpm gnome-screensaver-debuginfo-2.16.1-5.el5_1.1.x86_64.rpm 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 7. References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-0887 http://www.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://www.redhat.com/security/team/contact/ Copyright 2008 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.4 (GNU/Linux) iD8DBQFH829fXlSAg2UNWIIRAkGXAJ94refemDJc1ZHtdt0pDU4KGVy/mQCffONl OTW8oHJdUIeFKM0mRDY+/7s= =+g5y - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. 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Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBR/QNCih9+71yA2DNAQINIwP/fIlDRGXxlVgHb6DxqHDq+aLZMTN/+lPj Qg0ZtLFuOnn8nnOMHx3PakVQFkECFD2BeGnNaWTUvWgI4VzpmRrMfVDJ/XN2KpF2 XPPqx4t4a0bbAoAeXo5CrSDQY7hOeoMl+odeGe3P5ZwKBJsFVRQOZNgClc9xH6s/ Kh5VkxocElQ= =GX+N -----END PGP SIGNATURE-----