Multiple stack-based buffer overflows in Csound before 5.16.6 allow remote attackers to execute arbitrary code via a crafted (1) hetro file to the getnum function in util/heti_main.c or (2) PVOC file to the getnum function in util/pv_import.c.
http://sourceforge.net/projects/csound/files/csound5/csound5.16/Version5.16_Notes/view
http://secunia.com/secunia_research/2012-3/
http://secunia.com/advisories/47585
http://lists.opensuse.org/opensuse-updates/2012-03/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00027.html