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verifiers: Add possibility to verify kernel and modules command lines

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Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Signed-off-by: Daniel Kiper <daniel.kiper@oracle.com>
Reviewed-by: Ross Philipson <ross.philipson@oracle.com>
This commit is contained in:
Vladimir Serbinenko 2017-02-07 02:10:14 +01:00 • committed by Daniel Kiper
parent 75a919e334
commit 4d4a8c96e3
18 changed files with 136 additions and 37 deletions
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8
grub-core/loader/mips/linux.c
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@ -327,6 +327,8 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
linux_argv++;
linux_args += ALIGN_UP (sizeof ("a0"), 4);
char *params = linux_args;
#ifdef GRUB_MACHINE_MIPS_LOONGSON
{
unsigned mtype = grub_arch_machine;
@ -352,6 +354,12 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
linux_args += ALIGN_UP (grub_strlen (argv[i]) + 1, 4);
}
*linux_args = '\0';
err = grub_verify_string (params, GRUB_VERIFY_KERNEL_CMDLINE);
if (err)
return err;
/* Reserve space for rd arguments. */
rd_addr_arg_off = (grub_uint8_t *) linux_args - (grub_uint8_t *) playground;
linux_args += ALIGN_UP (sizeof ("rd_start=0xXXXXXXXXXXXXXXXX"), 4);