Array index vulnerability in libmpdemux/demux_audio.c in MPlayer 1.0rc2 and SVN before r25917, and possibly earlier versions, as used in Xine-lib 1.1.10, might allow remote attackers to execute arbitrary code via a crafted FLAC tag, which triggers a buffer overflow.

More... (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2008-0486)