From supinfo@caldera.com Thu Jun 28 00:46:47 2001 From: Caldera Support Info To: announce@lists.caldera.com, bugtraq@securityfocus.com, linux-security@redhat.com, linuxlist@securityportal.com Date: Wed, 27 Jun 2001 13:13:36 -0600 Subject: Security Update:[CSSA-2001-020.1] Linux - format bug in gnupg -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ______________________________________________________________________________ Caldera International, Inc. Security Advisory Subject: Linux - format bug in gnupg Advisory number: CSSA-2001-020.1 Issue date: 2001 June, 08 Last change: 2001 June, 26 Cross reference: ______________________________________________________________________________ 1. Problem Description There is a format string problem in the printing of filenames of GnuPG. It is possible that a remote attacker creates a mailmessage that when opened with a mailprogram exploits the problem and allows the attacker to gain access to the users account. This additional CSSA releases fixed packages for the OpenLinux 3.1 series of products. 2. Vulnerable Versions System Package ----------------------------------------------------------- OpenLinux 2.3 All packages previous to gnupg-1.0.6-1 OpenLinux eServer 2.3.1 All packages previous to and OpenLinux eBuilder gnupg-1.0.6-1 OpenLinux eDesktop 2.4 All packages previous to gnupg-1.0.6-1 OpenLinux 3.1 Server All packages previous to gnupg-1.0.6-1 OpenLinux 3.1 Workstation All packages previous to gnupg-1.0.6-1 3. Solution Workaround none The proper solution is to upgrade to the latest packages. 4. OpenLinux 2.3 4.1 Location of Fixed Packages The upgrade packages can be found on Caldera's FTP site at: ftp://ftp.caldera.com/pub/updates/OpenLinux/2.3/current/RPMS/ The corresponding source code package can be found at: ftp://ftp.caldera.com/pub/updates/OpenLinux/2.3/current/SRPMS 4.2 Verification c34cd4d1c2de4caebdb52b6057752127 RPMS/gnupg-1.0.6-1.i386.rpm 46b5360e1f2ea45681b95a6c3b1bb34f SRPMS/gnupg-1.0.6-1.src.rpm 4.3 Installing Fixed Packages Upgrade the affected packages with the following commands: rpm -Fhv gnu*.i386.rpm 5. OpenLinux eServer 2.3.1 and OpenLinux eBuilder for ECential 3.0 5.1 Location of Fixed Packages The upgrade packages can be found on Caldera's FTP site at: ftp://ftp.caldera.com/pub/updates/eServer/2.3/current/RPMS/ The corresponding source code package can be found at: ftp://ftp.caldera.com/pub/updates/eServer/2.3/current/SRPMS 5.2 Verification d8c6d2f3ca54e5e677b8bec6b5089687 RPMS/gnupg-1.0.6-1.i386.rpm 46b5360e1f2ea45681b95a6c3b1bb34f SRPMS/gnupg-1.0.6-1.src.rpm 5.3 Installing Fixed Packages Upgrade the affected packages with the following commands: rpm -Fvh gnu*i386.rpm 6. OpenLinux eDesktop 2.4 6.1 Location of Fixed Packages The upgrade packages can be found on Caldera's FTP site at: ftp://ftp.caldera.com/pub/updates/eDesktop/2.4/current/RPMS/ The corresponding source code package can be found at: ftp://ftp.caldera.com/pub/updates/eDesktop/2.4/current/SRPMS 6.2 Verification f4931404eab64b6365b4abba69a42ef4 RPMS/gnupg-1.0.6-1.i386.rpm 46b5360e1f2ea45681b95a6c3b1bb34f SRPMS/gnupg-1.0.6-1.src.rpm 6.3 Installing Fixed Packages Upgrade the affected packages with the following commands: rpm -Fvh gnu*i386.rpm 7. OpenLinux 3.1 Server 7.1 Location of Fixed Packages The upgrade packages can be found on Caldera's FTP site at: ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Server/current/RPMS/ The corresponding source code package can be found at: ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Server/current/SRPMS 7.2 Verification 39c491bd29c741402e1a75ee1b8f3c4d RPMS/gnupg-1.0.6-1.i386.rpm 8105afa8487baa1265b88ae9908c05b6 SRPMS/gnupg-1.0.6-1.src.rpm 7.3 Installing Fixed Packages Upgrade the affected packages with the following commands: rpm -Fvh gnupg*i386.rpm or start kcupdate, the Caldera OpenLinux Update Manager 8. OpenLinux 3.1 Workstation 8.1 Location of Fixed Packages The upgrade packages can be found on Caldera's FTP site at: ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Workstation/current/RPMS/ The corresponding source code package can be found at: ftp://ftp.caldera.com/pub/updates/OpenLinux/3.1/Workstation/current/SRPMS 8.2 Verification 39c491bd29c741402e1a75ee1b8f3c4d RPMS/gnupg-1.0.6-1.i386.rpm 8105afa8487baa1265b88ae9908c05b6 SRPMS/gnupg-1.0.6-1.src.rpm 8.3 Installing Fixed Packages Upgrade the affected packages with the following commands: rpm -Fvh gnupg*i386.rpm or start kcupdate, the Caldera OpenLinux Update Manager 9. References This and other Caldera security resources are located at: http://www.caldera.com/support/security/index.html This security fix closes Caldera's internal Problem Report 10044. 10.Disclaimer Caldera International, Inc. is not responsible for the misuse of any of the information we provide on this website and/or through our security advisories. Our advisories are a service to our customers intended to promote secure installation and use of Caldera International products 11.Acknowledgements: Caldera International wishes to thank Synnergy Networks for reporting the problem and the GnuPG folks for providing a fixed version. ______________________________________________________________________________ -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (GNU/Linux) Comment: For info see http://www.gnupg.org iD8DBQE7OFXv18sy83A/qfwRAhQ9AKCoSfZufbLFOjYCvnzCrL+Ccy5SKACgrhh+ mg71+319XD9oZeUUJnY4/Vk= =fPgW -----END PGP SIGNATURE----- ^@