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32 lines
1.2 KiB
32 lines
1.2 KiB
8 months ago
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Javier Martinez Canillas <javierm@redhat.com>
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Date: Wed, 24 Feb 2021 12:59:29 +0100
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Subject: [PATCH] commands/hdparm: Restrict hdparm command when locked down
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The command can be used to get/set ATA disk parameters. Some of these can
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be dangerous since change the disk behavior. Restrict it when locked down.
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Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
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Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
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---
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grub-core/commands/hdparm.c | 6 +++---
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1 file changed, 3 insertions(+), 3 deletions(-)
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diff --git a/grub-core/commands/hdparm.c b/grub-core/commands/hdparm.c
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index d3fa9661e..2e2319e64 100644
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--- a/grub-core/commands/hdparm.c
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+++ b/grub-core/commands/hdparm.c
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@@ -436,9 +436,9 @@ static grub_extcmd_t cmd;
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GRUB_MOD_INIT(hdparm)
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{
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- cmd = grub_register_extcmd ("hdparm", grub_cmd_hdparm, 0,
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- N_("[OPTIONS] DISK"),
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- N_("Get/set ATA disk parameters."), options);
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+ cmd = grub_register_extcmd_lockdown ("hdparm", grub_cmd_hdparm, 0,
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+ N_("[OPTIONS] DISK"),
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+ N_("Get/set ATA disk parameters."), options);
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}
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GRUB_MOD_FINI(hdparm)
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