VLC has just came out with a bug-fix new release, v 0.8.6f. From the site, the update includes:

“VLC media player 0.8.6e and earlier versions suffer from security vulnerabilities in the Subtitle demuxer, Real RTSP demuxer, MP4 demuxer and Cinepak codec.
This release also includes improved video output on multi-screen setups running Mac OS X and compatibility with Windows 9x/ME has been restored.”

You can get the newest version from VLC’s website.