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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2007.0329 -- [UNIX/Linux] Moderate: ipsec-tools security update 18 May 2007 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: ipsec-tools racoon daemon Publisher: Red Hat Operating System: Red Hat Enterprise Linux 5 Linux variants BSD variants Impact: Denial of Service Access: Remote/Unauthenticated CVE Names: CVE-2007-1841 Original Bulletin: https://rhn.redhat.com/errata/RHSA-2007-0342.html Comment: This advisory references vulnerabilities in products which run on platforms other than Red Hat. It is recommended that administrators running ipsec-tools check for an updated version of the software for their operating system, available from: http://ipsec-tools.sourceforge.net/ - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - - --------------------------------------------------------------------- Red Hat Security Advisory Synopsis: Moderate: ipsec-tools security update Advisory ID: RHSA-2007:0342-01 Advisory URL: https://rhn.redhat.com/errata/RHSA-2007-0342.html Issue date: 2007-05-17 Updated on: 2007-05-17 Product: Red Hat Enterprise Linux CVE Names: CVE-2007-1841 - - --------------------------------------------------------------------- 1. Summary: Updated ipsec-tools packages that fix a denial of service flaw in racoon are 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. Problem description: The ipsec-tools package is used in conjunction with the IPsec functionality in the linux kernel and includes racoon, an IKEv1 keying daemon. A denial of service flaw was found in the ipsec-tools racoon daemon. It was possible for a remote attacker, with knowledge of an existing ipsec tunnel, to terminate the ipsec connection between two machines. (CVE-2007-1841) Users of ipsec-tools should upgrade to these updated packages, which contain a backported patch that resolves 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. Bug IDs fixed (http://bugzilla.redhat.com/): 235388 - CVE-2007-1841 ipsec-tools racoon DoS 6. RPMs required: Red Hat Enterprise Linux Desktop (v. 5 client): SRPMS: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/5Client/en/os/SRPMS/ipsec-tools-0.6.5-8.el5.src.rpm 57d7bdfbd6b1c69df32360cd6283f2df ipsec-tools-0.6.5-8.el5.src.rpm i386: d6daa68fd3455f01a83a233d532e77f5 ipsec-tools-0.6.5-8.el5.i386.rpm 3a88d33e5a54da7e4161bfe4b9330ad4 ipsec-tools-debuginfo-0.6.5-8.el5.i386.rpm x86_64: 6e6e394782f74ebba32f0667702a3744 ipsec-tools-0.6.5-8.el5.x86_64.rpm 3bbfae02613f4b804614294ef2cea4fc ipsec-tools-debuginfo-0.6.5-8.el5.x86_64.rpm Red Hat Enterprise Linux (v. 5 server): SRPMS: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/5Server/en/os/SRPMS/ipsec-tools-0.6.5-8.el5.src.rpm 57d7bdfbd6b1c69df32360cd6283f2df ipsec-tools-0.6.5-8.el5.src.rpm i386: d6daa68fd3455f01a83a233d532e77f5 ipsec-tools-0.6.5-8.el5.i386.rpm 3a88d33e5a54da7e4161bfe4b9330ad4 ipsec-tools-debuginfo-0.6.5-8.el5.i386.rpm ia64: fd56d6b537bc98f32abf93b5b16c2367 ipsec-tools-0.6.5-8.el5.ia64.rpm 446736dd516c45b50fd39c49853c0eae ipsec-tools-debuginfo-0.6.5-8.el5.ia64.rpm ppc: 00f092368e9727f83827c4e772da59cf ipsec-tools-0.6.5-8.el5.ppc.rpm 7d79dc45962236565f93eb77f09235e4 ipsec-tools-debuginfo-0.6.5-8.el5.ppc.rpm s390x: 4830e931f3b0553e8d4847e9b644ddce ipsec-tools-0.6.5-8.el5.s390x.rpm d45f9987cfdc46d880a0e3f7732a4e0f ipsec-tools-debuginfo-0.6.5-8.el5.s390x.rpm x86_64: 6e6e394782f74ebba32f0667702a3744 ipsec-tools-0.6.5-8.el5.x86_64.rpm 3bbfae02613f4b804614294ef2cea4fc ipsec-tools-debuginfo-0.6.5-8.el5.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-2007-1841 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 2007 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.4 (GNU/Linux) iD8DBQFGTGQOXlSAg2UNWIIRAjY7AJ42a7hBD3NOGGv8Q1eyEcOdUwtvLgCfZMCs XNt64gyAGHSDwKIj93UNKYE= =NTeE - -----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. 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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBRkzyxSh9+71yA2DNAQJTMgP/YGq800Pm7TrKItwewFF+anTEQfYSt8Cx raNdm7NPKTBvLxjFeoKoNxiyuDrfGACGVqjLd3ngdqR6kJC7DMNxAFYQnTuq4zoz n7FoIwNAD2lP4uKJPAQ2UW5jn1x4SoVyo7v5qId01LEKiC9aJcEkgN5wok3m/HY+ +BUHSDQhKDU= =YTOY -----END PGP SIGNATURE-----