Stack-based buffer overflow in the demux_open_vqf function in libmpdemux/demux_vqf.c in MPlayer 1.0 rc2 before r28150 allows remote attackers to execute arbitrary code via a malformed TwinVQ file.
http://www.securityfocus.com/bid/32822
http://www.securityfocus.com/archive/1/499214/100/0/threaded
http://www.mandriva.com/security/advisories?name=MDVSA-2009:014
http://www.mandriva.com/security/advisories?name=MDVSA-2009:013
http://www.debian.org/security/2009/dsa-1782
http://trapkit.de/advisories/TKADV2008-014.txt