CVE-2026-46014 KVM: SVM: Add missing save/restore handling of LBR MSRs

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Add missing save/restore handling of LBR MSRs MSRIA32DEBUGCTLMSR and LBR MSRs are currently not enumerated by KVMGETMSRINDEXLIST, and LBR MSRs cannot be set with KVMSETMSRS. So save/restore is completely broken. Fix it ...

UBUNTU-CVE-2024-50193

In the Linux kernel, the following vulnerability has been resolved: x86/entry32: Clear CPU buffers after register restore in NMI return CPU buffers are currently cleared after call to excnmi, but before register state is restored. This may be okay for MDS mitigation but not for RDFS. Because RDFS...