Format string vulnerability in print_client in icecast 1.3.8beta2 and earlier allows remote attackers to execute arbitrary commands.
https://exchange.xforce.ibmcloud.com/vulnerabilities/5978
http://www.redhat.com/support/errata/RHSA-2001-004.html
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000374