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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ________________________________________________________________________ Mandrake Linux Security Update Advisory ________________________________________________________________________ Package name: tcpdump Advisory ID: MDKSA-2002:032 Date: May 16th, 2002 Affected versions: 7.1, 7.2, 8.0, 8.1, 8.2, Corporate Server 1.0.1 Single Network Firewall 7.2 ________________________________________________________________________ Problem Description: Several buffer overflows were found in the tcpdump package by FreeBSD developers during a code audit, in versions prior to 3.5. However, newer versions of tcpdump, including 3.6.2, are also vulnerable to another buffer overflow in the AFS RPC decoding functions, which was discovered by Nick Cleaton. These vulnerabilities could be used by a remote attacker to crash the the tcpdump process or possibly even be exploited to execute arbitrary code as the user running tcpdump, which is usually root. The newer libpcap 0.6 has also been audited to make it more safe by implementing better buffer boundary checks in several functions. ________________________________________________________________________ References: http://www.ciac.org/ciac/bulletins/l-015.shtml ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:48.tcpdump.asc ________________________________________________________________________ Updated Packages: Linux-Mandrake 7.1: a17ec464d576bdbd870dc6a5d25fc59d 7.1/RPMS/libpcap-0.6.2-3.2mdk.i586.rpm ed780612ab8620e84e8310432a5df0b9 7.1/RPMS/libpcap-devel-0.6.2-3.2mdk.i586.rpm a186519910760e36b7e50456412ab20e 7.1/RPMS/tcpdump-3.6.2-2.2mdk.i586.rpm 5e6091d2f916b180ffc80d60e2005a49 7.1/SRPMS/libpcap-0.6.2-3.2mdk.src.rpm a997724147a333e27e72670bff28e5ee 7.1/SRPMS/tcpdump-3.6.2-2.2mdk.src.rpm Linux-Mandrake 7.2: e39a58560c3ec60a574c63dd9e383fda 7.2/RPMS/libpcap-0.6.2-3.2mdk.i586.rpm 4600b4d1a435d17a77560a36e28ddc70 7.2/RPMS/libpcap-devel-0.6.2-3.2mdk.i586.rpm fc014253b27e44c8a230f936d7eadf9e 7.2/RPMS/tcpdump-3.6.2-2.2mdk.i586.rpm 5e6091d2f916b180ffc80d60e2005a49 7.2/SRPMS/libpcap-0.6.2-3.2mdk.src.rpm a997724147a333e27e72670bff28e5ee 7.2/SRPMS/tcpdump-3.6.2-2.2mdk.src.rpm Mandrake Linux 8.0: d8deeabab302271054ecad942a14013e 8.0/RPMS/libpcap0-0.6.2-3.1mdk.i586.rpm b2aa6d27578b8699640b6ed2e76ba228 8.0/RPMS/libpcap0-devel-0.6.2-3.1mdk.i586.rpm 16eac5435d8b8e1075c10d393a2914a5 8.0/RPMS/tcpdump-3.6.2-2.1mdk.i586.rpm 4b1956a781b1185e693a26037d4804a5 8.0/SRPMS/libpcap-0.6.2-3.1mdk.src.rpm 683c3b6f0ae7754090cbcf480cd731b0 8.0/SRPMS/tcpdump-3.6.2-2.1mdk.src.rpm Mandrake Linux 8.0/ppc: 4a4f5cca7fc50d1616b857b89afe3ae3 ppc/8.0/RPMS/libpcap0-0.6.2-3.1mdk.ppc.rpm 11be44f15a54a9654cd48b5b8aed04ba ppc/8.0/RPMS/libpcap0-devel-0.6.2-3.1mdk.ppc.rpm 68255f8f80d88b91fd488d6379db81df ppc/8.0/RPMS/tcpdump-3.6.2-2.1mdk.ppc.rpm 4b1956a781b1185e693a26037d4804a5 ppc/8.0/SRPMS/libpcap-0.6.2-3.1mdk.src.rpm 683c3b6f0ae7754090cbcf480cd731b0 ppc/8.0/SRPMS/tcpdump-3.6.2-2.1mdk.src.rpm Mandrake Linux 8.1: 39715d1c613144e859f0386ee583377a 8.1/RPMS/tcpdump-3.6.2-2.1mdk.i586.rpm 683c3b6f0ae7754090cbcf480cd731b0 8.1/SRPMS/tcpdump-3.6.2-2.1mdk.src.rpm Mandrake Linux 8.1/ia64: 6331901e596e243099aa6474481ea88a ia64/8.1/RPMS/tcpdump-3.6.2-2.1mdk.ia64.rpm 683c3b6f0ae7754090cbcf480cd731b0 ia64/8.1/SRPMS/tcpdump-3.6.2-2.1mdk.src.rpm Mandrake Linux 8.2: 8c36a78c9a086c2d582d70d431533650 8.2/RPMS/tcpdump-3.6.2-2.1mdk.i586.rpm 683c3b6f0ae7754090cbcf480cd731b0 8.2/SRPMS/tcpdump-3.6.2-2.1mdk.src.rpm Mandrake Linux 8.2/ppc: 081041c2713a9c76c5bf2fc727a03c45 ppc/8.2/RPMS/tcpdump-3.6.2-2.1mdk.ppc.rpm 683c3b6f0ae7754090cbcf480cd731b0 ppc/8.2/SRPMS/tcpdump-3.6.2-2.1mdk.src.rpm Corporate Server 1.0.1: a17ec464d576bdbd870dc6a5d25fc59d 1.0.1/RPMS/libpcap-0.6.2-3.2mdk.i586.rpm ed780612ab8620e84e8310432a5df0b9 1.0.1/RPMS/libpcap-devel-0.6.2-3.2mdk.i586.rpm a186519910760e36b7e50456412ab20e 1.0.1/RPMS/tcpdump-3.6.2-2.2mdk.i586.rpm 5e6091d2f916b180ffc80d60e2005a49 1.0.1/SRPMS/libpcap-0.6.2-3.2mdk.src.rpm a997724147a333e27e72670bff28e5ee 1.0.1/SRPMS/tcpdump-3.6.2-2.2mdk.src.rpm Single Network Firewall 7.2: e39a58560c3ec60a574c63dd9e383fda snf7.2/RPMS/libpcap-0.6.2-3.2mdk.i586.rpm 4600b4d1a435d17a77560a36e28ddc70 snf7.2/RPMS/libpcap-devel-0.6.2-3.2mdk.i586.rpm fc014253b27e44c8a230f936d7eadf9e snf7.2/RPMS/tcpdump-3.6.2-2.2mdk.i586.rpm 5e6091d2f916b180ffc80d60e2005a49 snf7.2/SRPMS/libpcap-0.6.2-3.2mdk.src.rpm a997724147a333e27e72670bff28e5ee snf7.2/SRPMS/tcpdump-3.6.2-2.2mdk.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 <filename> 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 <security@linux-mandrake.com> - -----BEGIN PGP PUBLIC KEY BLOCK----- Version: GnuPG v1.0.5 (GNU/Linux) Comment: For info see http://www.gnupg.org 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+wrWVugCdFfSPllPpZRCiaC7HwbFcfExRmPa5AQ0EOWnn 7xAEAOQlTVY4TiNo5V/iP0J1xnqjqlqZsU7yEBKo/gZz6/+hx75RURe1ebiJ9F77 9FQbpJ9Epz1KLSXvq974rnVb813zuGdmgFyk+ryA/rTR2RQ8h+EoNkwmATzRxBXV Jb57fFQjxOu4eNjZAtfII/YXb0uyXXrdr5dlJ/3eXrcO4p0XAAMFBACCxo6Z269s +A4v8C6Ui12aarOQcCDlV8cVG9LkyatU3FNTlnasqwo6EkaP572448weJWwN6SCX Vl+xOYLiK0hL/6Jb/O9Agw75yUVdk+RMM2I4fNEi+y4hmfMh2siBv8yEkEvZjTcl 3TpkTfzYky85tu433wmKaLFOv0WjBFSikohGBBgRAgAGBQI5aefvAAoJEJqo0NAi RYqYid0AoJgeWzXrEdIClBOSW5Q6FzqJJyaqAKC0Y9YI3UFlE4zSIGjcFlLJEJGX lA== =0ahQ - -----END PGP PUBLIC KEY BLOCK----- -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (GNU/Linux) Comment: For info see http://www.gnupg.org iD8DBQE85BHvmqjQ0CJFipgRAndZAJ4jGDLirjWc8KEQFinzaUpmfh2rVgCfZlZB LBlgpYed4BqKI6Ta48akH6A= =v0yA -----END PGP SIGNATURE-----