From security@linux-mandrake.com Mon Jun 16 18:58:48 2003 From: Mandrake Linux Security Team To: bugtraq@securityfocus.com Date: 16 Jun 2003 21:07:17 -0000 Subject: MDKSA-2003:068 - Updated gzip packages fix insecure temporary file creation -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ________________________________________________________________________ Mandrake Linux Security Update Advisory ________________________________________________________________________ Package name: gzip Advisory ID: MDKSA-2003:068 Date: June 16th, 2003 Affected versions: 8.2, 9.0, 9.1, Corporate Server 2.1, Multi Network Firewall 8.2 ________________________________________________________________________ Problem Description: A vulnerability exists in znew, a script included with gzip, that would create temporary files without taking precautions to avoid a symlink attack. Patches have been applied to make use of mktemp to generate unique filenames, and properly make use of noclobber in the script. Likewise, a fix for gzexe which had been applied previously was incomplete. It has been fixed to make full use of mktemp everywhere a temporary file is created. The znew problem was initially reported by Michal Zalewski and was again reported more recently to Debian by Paul Szabo. ________________________________________________________________________ References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-1999-1332 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0367 http://marc.theaimsgroup.com/?l=bugtraq&m=88998519803911&w=2 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=193375 ________________________________________________________________________ Updated Packages: Corporate Server 2.1: 3e7bff9e74dfacdb5708fdf60b8f18c6 corporate/2.1/RPMS/gzip-1.2.4a-11.2mdk.i586.rpm ddf940b835e0718d80840694b65067bc corporate/2.1/SRPMS/gzip-1.2.4a-11.2mdk.src.rpm Mandrake Linux 8.2: e114d1ff62fe8456d945a11d91362855 8.2/RPMS/gzip-1.2.4a-11.2mdk.i586.rpm ddf940b835e0718d80840694b65067bc 8.2/SRPMS/gzip-1.2.4a-11.2mdk.src.rpm Mandrake Linux 8.2/PPC: 0d290a3f2a22396bcc5a6fc7c77aaeaa ppc/8.2/RPMS/gzip-1.2.4a-11.2mdk.ppc.rpm ddf940b835e0718d80840694b65067bc ppc/8.2/SRPMS/gzip-1.2.4a-11.2mdk.src.rpm Mandrake Linux 9.0: 3e7bff9e74dfacdb5708fdf60b8f18c6 9.0/RPMS/gzip-1.2.4a-11.2mdk.i586.rpm ddf940b835e0718d80840694b65067bc 9.0/SRPMS/gzip-1.2.4a-11.2mdk.src.rpm Mandrake Linux 9.1: fe732815834057c64e3c4e311ee9462d 9.1/RPMS/gzip-1.2.4a-11.2mdk.i586.rpm ddf940b835e0718d80840694b65067bc 9.1/SRPMS/gzip-1.2.4a-11.2mdk.src.rpm Mandrake Linux 9.1/PPC: c4947b2e7a4de6f2e72c038e953a402f ppc/9.1/RPMS/gzip-1.2.4a-11.2mdk.ppc.rpm ddf940b835e0718d80840694b65067bc ppc/9.1/SRPMS/gzip-1.2.4a-11.2mdk.src.rpm Multi Network Firewall 8.2: e114d1ff62fe8456d945a11d91362855 mnf8.2/RPMS/gzip-1.2.4a-11.2mdk.i586.rpm ddf940b835e0718d80840694b65067bc mnf8.2/SRPMS/gzip-1.2.4a-11.2mdk.src.rpm ________________________________________________________________________ Bug IDs fixed (see https://qa.mandrakesoft.com for more information): ________________________________________________________________________ To upgrade automatically, use MandrakeUpdate. The verification of md5 checksums and GPG signatures is performed automatically for you. If you want to upgrade manually, download the updated package from one of our FTP server mirrors and upgrade with "rpm -Fvh *.rpm". A list of FTP mirrors can be obtained from: http://www.mandrakesecure.net/en/ftp.php Please verify the update prior to upgrading to ensure the integrity of the downloaded package. You can do this with the command: rpm --checksig All packages are signed by MandrakeSoft for security. You can obtain the GPG public key of the Mandrake Linux Security Team from: https://www.mandrakesecure.net/RPM-GPG-KEYS Please be aware that sometimes it takes the mirrors a few hours to update. You can view other update advisories for Mandrake Linux at: http://www.mandrakesecure.net/en/advisories/ MandrakeSoft has several security-related mailing list services that anyone can subscribe to. Information on these lists can be obtained by visiting: http://www.mandrakesecure.net/en/mlist.php If you want to report vulnerabilities, please contact security_linux-mandrake.com Type Bits/KeyID Date User ID pub 1024D/22458A98 2000-07-10 Linux Mandrake Security Team - -----BEGIN PGP PUBLIC KEY BLOCK----- Version: GnuPG v1.0.7 (GNU/Linux) mQGiBDlp594RBAC2tDozI3ZgQsE7XwxurJCJrX0L5vx7SDByR5GHDdWekGhdiday L4nfUax+SeR9SCoCgTgPW1xB8vtQc8/sinJlMjp9197a2iKM0FOcPlkpa3HcOdt7 WKJqQhlMrHvRcsivzcgqjH44GBBJIT6sygUF8k0lU6YnMHj5MPc/NGWt8wCg9vKo P0l5QVAFSsHtqcU9W8cc7wMEAJzQsAlnvPXDBfBLEH6u7ptWFdp0GvbSuG2wRaPl hynHvRiE01ZvwbJZXsPsKm1z7uVoW+NknKLunWKB5axrNXDHxCYJBzY3jTeFjsqx PFZkIEAQphLTkeXXelAjQ5u9tEshPswEtMvJvUgNiAfbzHfPYmq8D6x5xOw1IySg 2e/LBACxr2UJYCCB2BZ3p508mAB0RpuLGukq+7UWiOizy+kSskIBg2O7sQkVY/Cs iyGEo4XvXqZFMY39RBdfm2GY+WB/5NFiTOYJRKjfprP6K1YbtsmctsX8dG+foKsD LLFs7OuVfaydLQYp1iiN6D+LJDSMPM8/LCWzZsgr9EKJ8NXiyrQ6TGludXggTWFu ZHJha2UgU2VjdXJpdHkgVGVhbSA8c2VjdXJpdHlAbGludXgtbWFuZHJha2UuY29t PohWBBMRAgAWBQI5aefeBAsKBAMDFQMCAxYCAQIXgAAKCRCaqNDQIkWKmK6LAKCy /NInDsaMSI+WHwrquwC5PZrcnQCeI+v3gUDsNfQfiKBvQSANu1hdulqIRgQQEQIA BgUCOtNVGQAKCRBZ5w3um0pAJJWQAKDUoL5He+mKbfrMaTuyU5lmRyJ0fwCgoFAP WdvQlu/kFjphF740XeOwtOqIRgQQEQIABgUCOu8A6QAKCRBynDnb9lq3CnpjAJ4w Pk0SEE9U4r40IxWpwLU+wrWVugCdFfSPllPpZRCiaC7HwbFcfExRmPaIRgQQEQIA BgUCPI+UAwAKCRDniYrgcHcf8xK5AKCm/Mq8qP8GE0o1hEX22QsJMZwH5gCfZ72H 8TacOb3oAmBdprf+K6gkdOiIRgQQEQIABgUCOtOieAAKCRCv2bZyU0yB80MeAJ9K +jXt0cKuaUonRU+CRGetk6t9dgCfTRRL6/puOKdD6md70+K5EBBSvsG0OE1hbmRy YWtlIExpbnV4IFNlY3VyaXR5IFRlYW0gPHNlY3VyaXR5QG1hbmRyYWtlc29mdC5j b20+iFcEExECABcFAjyPnuUFCwcKAwQDFQMCAxYCAQIXgAAKCRCaqNDQIkWKmFi+ AJsHhohgnU3ik4+gy3EdFlB2i/MBoACg6lHn5cnVvTcmgNccWxeNxLLZI5e5AQ0E OWnn7xAEAOQlTVY4TiNo5V/iP0J1xnqjqlqZsU7yEBKo/gZz6/+hx75RURe1ebiJ 9F779FQbpJ9Epz1KLSXvq974rnVb813zuGdmgFyk+ryA/rTR2RQ8h+EoNkwmATzR xBXVJb57fFQjxOu4eNjZAtfII/YXb0uyXXrdr5dlJ/3eXrcO4p0XAAMFBACCxo6Z 269s+A4v8C6Ui12aarOQcCDlV8cVG9LkyatU3FNTlnasqwo6EkaP572448weJWwN 6SCXVl+xOYLiK0hL/6Jb/O9Agw75yUVdk+RMM2I4fNEi+y4hmfMh2siBv8yEkEvZ jTcl3TpkTfzYky85tu433wmKaLFOv0WjBFSikohGBBgRAgAGBQI5aefvAAoJEJqo 0NAiRYqYid0AoJgeWzXrEdIClBOSW5Q6FzqJJyaqAKC0Y9YI3UFlE4zSIGjcFlLJ EJGXlA== =yGlX - -----END PGP PUBLIC KEY BLOCK----- -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (GNU/Linux) iD8DBQE+7jGFmqjQ0CJFipgRAgW2AKDZvzoYqYJ2vMNaFEICh/f3vSlHwACdFt9A 9h2GGlUVZMpnOUSEaLL1eEs= =01cd -----END PGP SIGNATURE-----