Multiple buffer overflows in the XSL parser for IceCast 2.20 may allow attackers to cause a denial of service and possibly execute arbitrary code via (1) a long test value in an xsl:when tag, (2) a long test value in an xsl:if tag, or (3) a long select value in an xsl:value-of tag.
https://exchange.xforce.ibmcloud.com/vulnerabilities/19753
https://euvd.enisa.europa.eu/vulnerability/EUVD-2005-0839
http://www.securityfocus.com/bid/12849