AMD Says New Sinkclose CPU Vulnerability Only Affects ‘Seriously Breached Systems’

August 13, 2024 at 06:42AM IOActive disclosed Sinkclose, a new AMD processor vulnerability that has been around for 20 years, targeting SMM. Exploiting the flaw needs deep understanding of the architecture, but not physical access. AMD has published mitigations and firmware updates, prioritizing security despite it affecting seriously breached systems. The malware planted is stealthy … Read more

AMD won’t patch Sinkclose security bug on older Zen CPUs

August 12, 2024 at 11:21PM AMD processors dating back to 2006 have a security vulnerability called SinkClose, which allows rogue users to run code in System Management Mode (SMM). Only models made since 2020 will be patched. The flaw affects AMD CPUs dating back nearly 20 years. Processors receiving fixes will get firmware updates via … Read more

Microsoft fixes Windows Server VMs broken by October updates

November 15, 2023 at 03:57PM Microsoft has fixed a known issue causing blue screens and boot failures in Windows Server 2022 virtual machines (VMs) deployed on VMware ESXi hosts. The problem affected guest VMs on VMware ESXi hosts with an AMD Epyc physical processor. A Windows Server 2022 cumulative update, KB5032198, has now resolved the … Read more