Buffer overflow in CVS before 1.11.20 allows remote attackers to execute arbitrary code.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9688
https://exchange.xforce.ibmcloud.com/vulnerabilities/20148
http://www.redhat.com/support/errata/RHSA-2005-387.html
http://www.novell.com/linux/security/advisories/2005_24_cvs.html
http://www.gentoo.org/security/en/glsa/glsa-200504-16.xml
http://www.debian.org/security/2005/dsa-742