kernel: KVM: VMX: Bury Intel PT virtualization (guest/host mode) behind CONFIG_BROKEN

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM subsystem. In guest/host mode for Intel Processor Trace Intel PT, the hypervisor fails to properly validate virtual processor configurations and manage tracing states during virtual machine transitions. A local user or guest...

CVE-2024-53135

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Bury Intel PT virtualization guest/host mode behind CONFIGBROKEN Hide KVM's ptmode module param behind CONFIGBROKEN, i.e. disable support for virtualizing Intel PT via guest/host mode unless BROKEN=y. There are myriad...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from multiple errors in the implementation of Intel PT virtualization guest/host mode in KVM virtualization, includin...