grub2/SOURCES/0128-Measure-kernel-initrd.patch
2021-09-09 18:05:08 +00:00

40 lines
1.3 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Matthew Garrett <mjg59@coreos.com>
Date: Thu, 16 Jul 2015 15:22:34 -0700
Subject: [PATCH] Measure kernel + initrd
Measure the kernel and initrd when loaded on UEFI systems
---
grub-core/loader/i386/efi/linux.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/grub-core/loader/i386/efi/linux.c b/grub-core/loader/i386/efi/linux.c
index 800c3e54022..d837249b4a1 100644
--- a/grub-core/loader/i386/efi/linux.c
+++ b/grub-core/loader/i386/efi/linux.c
@@ -27,6 +27,7 @@
#include <grub/lib/cmdline.h>
#include <grub/efi/efi.h>
#include <grub/efi/linux.h>
+#include <grub/tpm.h>
GRUB_MOD_LICENSE ("GPLv3+");
@@ -131,6 +132,7 @@ grub_cmd_initrd (grub_command_t cmd __attribute__ ((unused)),
argv[i]);
goto fail;
}
+ grub_tpm_measure (ptr, cursize, GRUB_INITRD_PCR, "UEFI Linux initrd");
ptr += cursize;
grub_memset (ptr, 0, ALIGN_UP_OVERHEAD (cursize, 4));
ptr += ALIGN_UP_OVERHEAD (cursize, 4);
@@ -195,6 +197,8 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
goto fail;
}
+ grub_tpm_measure (kernel, filelen, GRUB_KERNEL_PCR, "UEFI Linux kernel");
+
rc = grub_linuxefi_secure_validate (kernel, filelen);
if (rc < 0)
{