CONFIG_MITIGATION_RFDS: RFDS Mitigation

General informations

The Linux kernel configuration item CONFIG_MITIGATION_RFDS:

• prompt: RFDS Mitigation
• type: bool
• depends on: CONFIG_CPU_SUP_INTEL
• defined in arch/x86/Kconfig
• found in Linux kernels: 6.9-rc+HEAD

Help text

Enable mitigation for Register File Data Sampling (RFDS) by default. RFDS is a hardware vulnerability which affects Intel Atom CPUs. It allows unprivileged speculative access to stale data previously stored in floating point, vector and integer registers. See also Documentation/admin-guide/hw-vuln/reg-file-data-sampling.rst

Hardware

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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