The technology industry is racing to patch the Meltdown and Spectre microprocessor vulnerabilities, which essentially impact every notebook, PC, server and cloud service on the planet. The list below includes links to guidance and patches from more than 20 companies -- including Microsoft, Red Hat, Amazon, Google and more.A warning: After patching, performance may be diminished by up to 30 percent, according to a US-CERT alert. Intel has downplayed the potential performance impact, and insists most users will notice little to any performance impact. Still, US-CERT says administrators should ensure that performance is monitored for critical applications and services, and work with their vendor(s) and service provider(s) to mitigate the effect if possible.Amazon AMD Google Android ARM Holdings CentOS Chromium Citrix Systems F5 Networks Google Cloud Services Huawei IBM X-Force and Cloud Intel Lenovo Linux Microsoft Azure Microsoft Windows Nvidia OpenSUSE Red Hat SUSE Trend Micro VMware Xen For the most up-to-date info on the patches and various vendors, follow the US-CERT advisory here.