mpg321 0.2.10 allows remote attackers to overwrite memory and possibly execute arbitrary code via an mp3 file that passes certain strings to the printf function, possibly triggering a format string vulnerability.
https://exchange.xforce.ibmcloud.com/vulnerabilities/14148
http://www.securityfocus.com/bid/9364
http://www.novell.com/linux/security/advisories/2004_02_tcpdump.html