Mandrake alert: krb5 update

Posted by dave on Sep 9, 2002 4:05 PM EDT
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The network authentication system in Kerberos 5 contains an RPC library that includes an XDR decoder derived from Sun's RPC implementation. This implemenation is vulnerable to a heap overflow. With Kerberos, it is believed that an attacker would need to be able to successfully authenticate to kadmin to be able to exploit this vulnerability.

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________________________________________________________________________

Mandrake Linux Security Update Advisory ________________________________________________________________________

Package name: krb5 Advisory ID: MDKSA-2002:057 Date: September 9th, 2002 Affected versions: 8.1, 8.2 ________________________________________________________________________

Problem Description:

The network authentication system in Kerberos 5 contains an RPC library that includes an XDR decoder derived from Sun's RPC implementation. This implemenation is vulnerable to a heap overflow. With Kerberos, it is believed that an attacker would need to be able to successfully authenticate to kadmin to be able to exploit this vulnerability. ________________________________________________________________________

References:

http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2002-001-xdr.txt http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2002-0391 ________________________________________________________________________

Updated Packages:

Mandrake Linux 8.1: 89e66916a850ffe924c7dcd896e2fbc3 8.1/RPMS/ftp-client-krb5-1.2.2-17.1mdk.i586.rpm c4967bdfafe9f402e97f8db37750b5c5 8.1/RPMS/ftp-server-krb5-1.2.2-17.1mdk.i586.rpm aeec53f49f42abf9679da02c6558cfed 8.1/RPMS/krb5-devel-1.2.2-17.1mdk.i586.rpm 753a2b894ce2cade9116294a706e3de7 8.1/RPMS/krb5-libs-1.2.2-17.1mdk.i586.rpm 70d82681539fb46e815b8ca9b66f8656 8.1/RPMS/krb5-server-1.2.2-17.1mdk.i586.rpm 19cb8b5f1d511abf297ac0aebcca4ce1 8.1/RPMS/krb5-workstation-1.2.2-17.1mdk.i586.rpm 17ab08b6b6358a02ef814991fae72a5c 8.1/RPMS/telnet-client-krb5-1.2.2-17.1mdk.i586.rpm b6026fe8d7dcd94c0e8ea4b539ff2d08 8.1/RPMS/telnet-server-krb5-1.2.2-17.1mdk.i586.rpm c8352cab7f15b40165c262eb7452ee47 8.1/SRPMS/krb5-1.2.2-17.1mdk.src.rpm

Mandrake Linux 8.1/ia64: 333f7dcd012ed1d740264945889e2439 ia64/8.1/RPMS/ftp-client-krb5-1.2.2-17.1mdk.ia64.rpm a20ecef9980051418ca05221da8659c8 ia64/8.1/RPMS/ftp-server-krb5-1.2.2-17.1mdk.ia64.rpm e4da47ab657c2d0c205b8cfd904061e4 ia64/8.1/RPMS/krb5-devel-1.2.2-17.1mdk.ia64.rpm 916451d1f6da5a35a1f46f43dfc3f203 ia64/8.1/RPMS/krb5-libs-1.2.2-17.1mdk.ia64.rpm 0d269c9de9d4ca3ce5043c48e11d89a9 ia64/8.1/RPMS/krb5-server-1.2.2-17.1mdk.ia64.rpm 7ea03cfb5acf8368ee9dc38948e20004 ia64/8.1/RPMS/krb5-workstation-1.2.2-17.1mdk.ia64.rpm b5fd1c09022e4d8769f2438c47a556b9 ia64/8.1/RPMS/telnet-client-krb5-1.2.2-17.1mdk.ia64.rpm f8c0966cb4aeb43440729d100ca1efe0 ia64/8.1/RPMS/telnet-server-krb5-1.2.2-17.1mdk.ia64.rpm c8352cab7f15b40165c262eb7452ee47 ia64/8.1/SRPMS/krb5-1.2.2-17.1mdk.src.rpm

Mandrake Linux 8.2: 7098a97608f1fe05529262d3cf1a4fb1 8.2/RPMS/ftp-client-krb5-1.2.2-17.1mdk.i586.rpm 6914be0f3375372362ac711085d1b759 8.2/RPMS/ftp-server-krb5-1.2.2-17.1mdk.i586.rpm 1b28c3ebd6fc50910852a3e570dce56d 8.2/RPMS/krb5-devel-1.2.2-17.1mdk.i586.rpm 4166e9de4911dba9f8abc18377824409 8.2/RPMS/krb5-libs-1.2.2-17.1mdk.i586.rpm 9b2d74b5033f7f48e952895f9be257ea 8.2/RPMS/krb5-server-1.2.2-17.1mdk.i586.rpm 217518db42b3944c20e5d846a547e95a 8.2/RPMS/krb5-workstation-1.2.2-17.1mdk.i586.rpm e7fcd7ce33f0d37b7081ae8c30bf51a9 8.2/RPMS/telnet-client-krb5-1.2.2-17.1mdk.i586.rpm b9b797231bff5adbf923f1798932309e 8.2/RPMS/telnet-server-krb5-1.2.2-17.1mdk.i586.rpm c8352cab7f15b40165c262eb7452ee47 8.2/SRPMS/krb5-1.2.2-17.1mdk.src.rpm

Mandrake Linux 8.2/ppc: 297aca7d09517e93464daefd9205a9cc ppc/8.2/RPMS/ftp-client-krb5-1.2.2-17.1mdk.ppc.rpm b51db3d57d8570da0ea3bbb4ca176870 ppc/8.2/RPMS/ftp-server-krb5-1.2.2-17.1mdk.ppc.rpm 978c3ee5ea5e76ba1da31f4cf233226d ppc/8.2/RPMS/krb5-devel-1.2.2-17.1mdk.ppc.rpm 877d6da339d0eaad3772e76fa915a7b3 ppc/8.2/RPMS/krb5-libs-1.2.2-17.1mdk.ppc.rpm 4de95471463177c1fa1ad052715d7f62 ppc/8.2/RPMS/krb5-server-1.2.2-17.1mdk.ppc.rpm 5cf93a0688533f78481dc53f429d6cca ppc/8.2/RPMS/krb5-workstation-1.2.2-17.1mdk.ppc.rpm baf1103487f24eb5b0589593e7ddcdb7 ppc/8.2/RPMS/telnet-client-krb5-1.2.2-17.1mdk.ppc.rpm 51a5289cbb13ed5d00cdacaaea038138 ppc/8.2/RPMS/telnet-server-krb5-1.2.2-17.1mdk.ppc.rpm c8352cab7f15b40165c262eb7452ee47 ppc/8.2/SRPMS/krb5-1.2.2-17.1mdk.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>

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