Double free vulnerability in the krb5_rd_cred function for MIT Kerberos 5 (krb5) 1.3.1 and earlier may allow local users to execute arbitrary code.
https://exchange.xforce.ibmcloud.com/vulnerabilities/17159
http://www.us-cert.gov/cas/techalerts/TA04-247A.html
http://www.securityfocus.com/bid/11078
http://www.kb.cert.org/vuls/id/866472
http://www.gentoo.org/security/en/glsa/glsa-200409-09.xml
http://www.debian.org/security/2004/dsa-543
http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2004-002-dblfree.txt