If the size of the source buffer is 0, return EFI_LOAD_ERROR.
(UEFI SCT II 2017: 3.4.1 LoadImage() - 5.1.4.1.6)
Signed-off-by: Heinrich Schuchardt <xypron.g...@gmx.de>
---
v3
put change into separate patch
---
lib/efi_loader/efi_boottime.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index bf560c6234..bc70018946 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -1781,6 +1781,10 @@ efi_status_t EFIAPI efi_load_image(bool boot_policy,
if (ret != EFI_SUCCESS)
goto error;
} else {
+ if (!source_size) {
+ ret = EFI_LOAD_ERROR;
+ goto error;
+ }
dest_buffer = source_buffer;
}
/* split file_path which contains both the device and file parts */
--
2.20.1
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