CONFIG_KEXEC_SIG_FORCE: Require a valid signature in kexec_file_load() syscall

General informations

The Linux kernel configuration item CONFIG_KEXEC_SIG_FORCE has multiple definitions:

Require a valid signature in kexec_file_load() syscall found in kernel/Kconfig.kexec

The configuration item CONFIG_KEXEC_SIG_FORCE:

• prompt: Require a valid signature in kexec_file_load() syscall
• type: bool
• depends on: ( CONFIG_ARCH_SUPPORTS_KEXEC_SIG_FORCE ) && ( CONFIG_KEXEC_SIG )
• defined in kernel/Kconfig.kexec
• found in Linux kernels: 6.6–6.12, 6.13-rc+HEAD

Help text

This option makes kernel signature verification mandatory for the kexec_file_load() syscall.

Require a valid signature in kexec_file_load() syscall found in arch/x86/Kconfig

The configuration item CONFIG_KEXEC_SIG_FORCE:

• prompt: Require a valid signature in kexec_file_load() syscall
• type: bool
• depends on: CONFIG_KEXEC_SIG
• defined in arch/x86/Kconfig
• found in Linux kernels: 5.4–5.19, 6.0–6.5

Help text

This option makes kernel signature verification mandatory for the kexec_file_load() syscall.

Hardware

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The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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