CPU mitigation - MMIO Stale Data

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Raja Grewal 2022-07-19 02:33:16 +10:00
parent 59e90ff122
commit c3ebb9160f
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@ -51,3 +51,8 @@ GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX srbds=on"
##
## https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1d_flush.html
GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX l1d_flush=on"
## Mitigates numerous MMIO Stale Data vulnerabilities and disables SMT.
##
## https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/processor_mmio_stale_data.html
GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX mmio_stale_data=full,nosmt"