- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200501-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: High Title: mit-krb5: Heap overflow in libkadm5srv Date: January 05, 2005 Bugs: #75143 ID: 200501-05 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== The MIT Kerberos 5 administration library (libkadm5srv) contains a heap overflow that could lead to execution of arbitrary code. Background ========== MIT krb5 is the free implementation of the Kerberos network authentication protocol by the Massachusetts Institute of Technology. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-crypt/mit-krb5 < 1.3.6 >= 1.3.6 Description =========== The MIT Kerberos 5 administration library libkadm5srv contains a heap overflow in the code handling password changing. Impact ====== Under specific circumstances an attacker could execute arbitary code with the permissions of the user running mit-krb5, which could be the root user. Workaround ========== There is no known workaround at this time. Resolution ========== All mit-krb5 users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-crypt/mit-krb5-1.3.6" References ========== [ 1 ] CAN 2004-1189 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1189 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200501-05.xml Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@xxxxxxxxxx or alternatively, you may file a bug at http://bugs.gentoo.org. License ======= Copyright 2005 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. http://creativecommons.org/licenses/by-sa/2.0
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