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30 lines
1.0 KiB
30 lines
1.0 KiB
2 years ago
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From 41ae93b2e6c75453514629bcfe684300e3aec0ce Mon Sep 17 00:00:00 2001
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From: Daniel Axtens <dja@axtens.net>
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Date: Fri, 3 Apr 2020 23:05:13 +1100
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Subject: [PATCH] script/execute: Fix NULL dereference in
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grub_script_execute_cmdline()
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Signed-off-by: Daniel Axtens <dja@axtens.net>
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Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
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Signed-off-by: Stefan Sørensen <stefan.sorensen@spectralink.com>
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---
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grub-core/script/execute.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/grub-core/script/execute.c b/grub-core/script/execute.c
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index 7e028e1..5ea2aef 100644
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--- a/grub-core/script/execute.c
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+++ b/grub-core/script/execute.c
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@@ -940,7 +940,7 @@ grub_script_execute_cmdline (struct grub_script_cmd *cmd)
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struct grub_script_argv argv = { 0, 0, 0 };
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/* Lookup the command. */
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- if (grub_script_arglist_to_argv (cmdline->arglist, &argv) || ! argv.args[0])
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+ if (grub_script_arglist_to_argv (cmdline->arglist, &argv) || ! argv.args || ! argv.args[0])
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return grub_errno;
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for (i = 0; i < argv.argc; i++)
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--
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2.14.2
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