Gentoo Linux Security Advisory GLSA 200704-02 - The Kerberos telnet daemon fails to properly handle usernames allowing unauthorized access to any account (CVE-2007-0956). The Kerberos administration daemon, the KDC and possibly other applications using the MIT Kerberos libraries are vulnerable to the following issues. The krb5_klog_syslog function from the kadm5 library fails to properly validate input leading to a stack overflow (CVE-2007-0957). The GSS-API library is vulnerable to a double-free attack (CVE-2007-1216). Versions less than 1.5.2-r1 are affected.
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