Meltdown Bug - https://meltdownattack.com/ Relevant article - https://hothardware.com/news/intel-cpu-bug-kernel-memory-isolation-linux-windows-macos Upstream commits - https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/arch/x86/kernel/cpu/common.c?id=a89f040fa34ec9cd682aed98b8f04e3c47d998bd and https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/arch/x86/kernel/cpu/common.c?id=694d99d40972f12e59a3696effee8a376b79d7c8
*** This bug has been marked as a duplicate of bug 643352 ***