Heap-based buffer overflow in RealNetworks RealPlayer 10.5 (6.0.12.1056 and earlier), 10, 8, and RealOne Player V2 and V1, allows remote attackers to execute arbitrary code via .WAV files.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11419
http://www.redhat.com/support/errata/RHSA-2005-271.html
http://www.redhat.com/support/errata/RHSA-2005-265.html
http://service.real.com/help/faq/security/050224_player/EN/