Blame 0220-Measure-the-kernel-commandline.patch
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From c1694574d6eb287e6e181dd018fe54b718a613b3 Mon Sep 17 00:00:00 2001
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From: Matthew Garrett <mjg59@coreos.com>
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Date: Sun, 9 Aug 2015 16:32:29 -0700
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Subject: [PATCH] Measure the kernel commandline
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Measure the kernel commandline to ensure that it hasn't been modified
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---
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grub-core/lib/cmdline.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/grub-core/lib/cmdline.c b/grub-core/lib/cmdline.c
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index 970ea868c14..6b56304d4a7 100644
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--- a/grub-core/lib/cmdline.c
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+++ b/grub-core/lib/cmdline.c
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@@ -19,6 +19,7 @@
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#include <grub/lib/cmdline.h>
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#include <grub/misc.h>
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+#include <grub/tpm.h>
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static int
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is_hex(char c)
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@@ -79,7 +80,7 @@ int grub_create_loader_cmdline (int argc, char *argv[], char *buf,
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{
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int i, space;
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unsigned int arg_size;
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- char *c;
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+ char *c, *orig = buf;
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for (i = 0; i < argc; i++)
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{
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@@ -125,5 +126,8 @@ int grub_create_loader_cmdline (int argc, char *argv[], char *buf,
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*buf = 0;
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+ grub_tpm_measure ((void *)orig, grub_strlen (orig), GRUB_CMDLINE_PCR,
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+ "Kernel Commandline");
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+
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return i;
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}
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