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24 lines
975 B
24 lines
975 B
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 |
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From: Andrei Borzenkov <arvidjaar@gmail.com> |
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Date: Sat, 9 Jan 2016 21:05:44 +0300 |
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Subject: [PATCH] mkimage: fix unintended sign extension |
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Found by: Coverity scan. |
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CID: 73691, 73717 |
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--- |
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util/grub-mkimagexx.c | 2 +- |
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1 file changed, 1 insertion(+), 1 deletion(-) |
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diff --git a/util/grub-mkimagexx.c b/util/grub-mkimagexx.c |
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index 0a1ac9e517c..66e8576411e 100644 |
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--- a/util/grub-mkimagexx.c |
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+++ b/util/grub-mkimagexx.c |
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@@ -1465,7 +1465,7 @@ SUFFIX (load_image) (const char *kernel_path, size_t *exec_size, |
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section_entsize = grub_target_to_host16 (e->e_shentsize); |
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num_sections = grub_target_to_host16 (e->e_shnum); |
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- if (kernel_size < section_offset + section_entsize * num_sections) |
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+ if (kernel_size < section_offset + (grub_uint32_t) section_entsize * num_sections) |
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grub_util_error (_("premature end of file %s"), kernel_path); |
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sections = (Elf_Shdr *) (kernel_img + section_offset);
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