MPlayer possibly 1.0rc1 allows remote attackers to cause a denial of service (SIGSEGV and application crash) via (1) a malformed MP3 file as demonstrated by lol-mplayer.mp3; (2) a malformed Ogg Vorbis file as demonstrated by lol-mplayer.ogg; (3) a malformed MPEG-1 file as demonstrated by lol-mplayer.mpg; (4) a malformed MPEG-2 file as demonstrated by lol-mplayer.m2v; (5) a malformed MPEG-4 AVI file as demonstrated by lol-mplayer.avi; (6) a malformed FLAC file as demonstrated by lol-mplayer.flac; (7) a malformed Ogg Theora file as demonstrated by lol-mplayer.ogm; (8) a malformed WMV file as demonstrated by lol-mplayer.wmv; or (9) a malformed AAC file as demonstrated by lol-mplayer.aac. NOTE: vector 5 might overlap CVE-2007-4938 and vector 6 might overlap CVE-2008-0486.