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-rw-r--r--arch/x86/platform/efi/efi-bgrt.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/platform/efi/efi-bgrt.c b/arch/x86/platform/efi/efi-bgrt.c
index f6a0c1b8e518..d9c1b95af17c 100644
--- a/arch/x86/platform/efi/efi-bgrt.c
+++ b/arch/x86/platform/efi/efi-bgrt.c
@@ -39,6 +39,8 @@ void efi_bgrt_init(void)
if (ACPI_FAILURE(status))
return;
+ if (bgrt_tab->header.length < sizeof(*bgrt_tab))
+ return;
if (bgrt_tab->version != 1)
return;
if (bgrt_tab->image_type != 0 || !bgrt_tab->image_address)