CVE 2012-0023
Double free vulnerability in the get_chunk_header function in modules/demux/ty.c in VideoLAN VLC media player 0.9.0 through 1.1.12 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted TiVo (TY) file.
See the 
CVE page on Mitre.org
for more details.
