The real_parse_audio_specific_data function in demux_real.c in xine-lib 1.1.12, and other 1.1.15 and earlier versions, uses an untrusted height (aka codec_data_length) value as a divisor, which allow remote attackers to cause a denial of service (divide-by-zero error and crash) via a zero value.
https://www.redhat.com/archives/fedora-package-announce/2008-September/msg00385.html
https://www.redhat.com/archives/fedora-package-announce/2008-September/msg00174.html
http://www.securityfocus.com/bid/30797
http://www.securityfocus.com/archive/1/495674/100/0/threaded
http://www.ocert.org/analysis/2008-008/analysis.txt
http://securityreason.com/securityalert/4648
http://secunia.com/advisories/31827
http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00002.html