AMD releases patch to fix EPYC Server security flaw
Hold on to your digital hats, folks! Some cybersecurity sleuths from AMD and Graz University of Technology just unearthed a sneaky vulnerability dancing its way through certain AMD server CPUs. Brace yourself – it’s not your run-of-the-mill glitch. This bad boy allows for privilege escalation and even opens the door for remote code execution. Yikes!
Now, let’s break it down. The glitch, dubbed CacheWarp (fancy name, right?), is like an uninvited guest in AMD EPYC Processors, cozying up from the first to the third generation. It’s found lurking in the Secure ENcrypted Virtualization-Encrypted State (SEV-ES) and Secure Encrypted Virtualization-Secure Nested Paging (SEV-SNP). The irony? These tech wonders were created to shield against malicious hypervisors and slim down the attack turf of virtual machines. It’s like a feature designed to be the superhero actually turned into the villain.