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Enable indirect_target_selection=force

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raja-grewal 2025-07-19 05:19:27 +00:00 • committed by GitHub
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8
etc/default/grub.d/40_cpu_mitigations.cfg
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@ -187,3 +187,11 @@ GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX gather_data_sampling=force"
## https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/reg-file-data-sampling.html
##
GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX reg_file_data_sampling=on"
## Indirect Target Selection (ITS):
## Mitigate the vulnerability by not allowing indirect branches in the lower half of the cacheline.
## Currently affects Intel CPUs.
##
## https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/indirect-target-selection.html
##
GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX indirect_target_selection=force"