From 3395407f083eae362637d7a29e31c97008a57f4f Mon Sep 17 00:00:00 2001 From: Simon Josefsson Date: Wed, 17 Aug 2022 12:25:06 +0200 Subject: [PATCH] lib/libtasn1: Fix ETYPE_OK off by one array size check Reported by David Trabish in . Signed-off-by: Simon Josefsson --- grub-core/lib/libtasn1/lib/int.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/grub-core/lib/libtasn1/lib/int.h b/grub-core/lib/libtasn1/lib/int.h index edfe84a..c15bfa6 100644 --- a/grub-core/lib/libtasn1/lib/int.h +++ b/grub-core/lib/libtasn1/lib/int.h @@ -97,7 +97,7 @@ typedef struct tag_and_class_st # define ETYPE_TAG(etype) (_asn1_tags[etype].tag) # define ETYPE_CLASS(etype) (_asn1_tags[etype].class) # define ETYPE_OK(etype) (((etype) != ASN1_ETYPE_INVALID && \ - (etype) <= _asn1_tags_size && \ + (etype) < _asn1_tags_size && \ _asn1_tags[(etype)].desc != NULL)?1:0) # define ETYPE_IS_STRING(etype) ((etype == ASN1_ETYPE_GENERALSTRING || \ -- 2.33.0