You can find instructions in the Bugreports section of the documentation.
Or you can report non-working videos on our Bug Trac or on the MPlayer-users mailing list or just send me an email with the URL of the problem video. This time, it's a dual one, because libdvdread was split from libdvdnav and is now developed in a separate tree, retaining API compatibility with the old upstream.
A very serious security problem has been found and patched in the Linux kernel. It was independently discovered and reported by various teams including Google Project Zero.
However, in order to most efficiently use cpu resources, modern superscalar processors actually begin executing many instructions in parallel.
In cases where instructions depend on the result of previous instructions or checks which have not yet completed, execution happens based on guesses about what the outcome will be.
This attack allows a program to access the memory, and thus also the secrets, of other programs and the operating system.
How do I protect my Linux server and laptop/desktop against the Meltdown and Spectre vulnerabilities on Linux?
Circumstances making a license upgrade desirable might arise, one never knows.