kvm security

  1. KVM VMX RSB Underflow Patch CVE-2022-49610: Strengthening Linux Hypervisors

    A small but consequential change to the Linux kernel’s KVM VMX path — registered as CVE‑2022‑49610 — closes a theoretical window where the CPU’s Return Stack Buffer (RSB) could underflow between the time the guest’s speculative-control state is set and the actual vmenter instruction, removing a...
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    • kvm security linux kernel speculative execution vmx patch
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    • Forum: Security Alerts