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-rw-r--r--util/cbfstool/cbfs_image.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/util/cbfstool/cbfs_image.c b/util/cbfstool/cbfs_image.c
index b7c6ee5af8..5c2ac260f9 100644
--- a/util/cbfstool/cbfs_image.c
+++ b/util/cbfstool/cbfs_image.c
@@ -174,6 +174,12 @@ int cbfs_image_create(struct cbfs_image *image,
bootblock_offset, bootblock->size, size);
return -1;
}
+ if (entries_offset > bootblock_offset &&
+ entries_offset < bootblock->size) {
+ ERROR("Bootblock (0x%x+0x%zx) overlap CBFS data (0x%x)\n",
+ bootblock_offset, bootblock->size, entries_offset);
+ return -1;
+ }
memcpy(image->buffer.data + bootblock_offset, bootblock->data,
bootblock->size);