So what does this mean for AMD users????
AMD says their CPU's are not vulnerable!
But security researchers already demonstrated AMD CPUs are vulnerable. Further info in the spectreattack and meltdownattack sites. Also available on Google security blog entry of yesterday:
https://security.googleblog.com/2018/01/todays-cpu-vulnerability-what-you-need.html?m=1These vulnerabilities affect many CPUs, including those from AMD, ARM, and Intel, as well as the devices and operating systems running on them.