Intel and AMD’s February 2026 Patch Tuesday revealed over 80 vulnerabilities—some critical—affecting CPUs, firmware, and graphics drivers. The industry braces as chipmakers rush to patch and Nvidia stays silent.
StackWarp, a newly revealed hardware flaw in AMD Zen 1–5 processors, lets privileged attackers hijack control inside SEV-SNP-protected virtual machines. This exposé breaks down the risks, targets, and urgent fixes.
Researchers have uncovered StackWarp, a vulnerability in AMD Zen CPUs that allows attackers to seize control of confidential virtual machines, undermining AMD’s flagship security technology. Here’s what cloud users need to know.