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(parent: d5905b4) | patch
x86/ucode: CFI hardening
authorAndrew Cooper <andrew.cooper3@citrix.com>
Thu, 28 Oct 2021 10:35:25 +0000 (11:35 +0100)
committerAndrew Cooper <andrew.cooper3@citrix.com>
Wed, 23 Feb 2022 15:33:43 +0000 (15:33 +0000)
commitce25a24c1f5e93bd17275a063d96a00205498111
treeccb8dc433b6b41af6cae1c561168f3a75457031etree | snapshot
parentd5905b4ddea8f4e023be7c2ed89747b82a3766cdcommit | diff
x86/ucode: CFI hardening

Control Flow Integrity schemes use toolchain and optionally hardware support
to help protect against call/jump/return oriented programming attacks.

Use cf_check to annotate function pointer targets for the toolchain.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Acked-by: Jan Beulich <jbeulich@suse.com>
xen/arch/x86/cpu/microcode/amd.c diff | blob | history
xen/arch/x86/cpu/microcode/core.c diff | blob | history
xen/arch/x86/cpu/microcode/intel.c diff | blob | history
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