commit 749b2bf78032b8e273e9266ebd9648fa62ed1135
from: Martijn van Duren <martijn@openbsd.org>
date: Mon Mar 28 16:35:16 2022 UTC

semicolon is part of qp-section/safe-char. Ignore it if we overflow

commit - 8cc3b72a5a1c58f69c9b240a4f93b280304991c3
commit + 749b2bf78032b8e273e9266ebd9648fa62ed1135
blob - e9ad20f09423bd5b3ac7ea33d76951d0109f51a9
blob + c74cabcd629b87e9a58f9a780ea09340636d96ff
--- main.c
+++ main.c
@@ -1249,7 +1249,8 @@ dkim_key_text_parse(struct signature *sig, const char 
 			if (n != 0)	/* Duplicate tag */
 				return 0;
 			n = 1;
-			if (osmtpd_ltok_skip_key_n_tag_value(key, 0) != end)
+			/* semicolon is part of safe-char */
+			if (osmtpd_ltok_skip_key_n_tag_value(key, 0) < end)
 				return 0;
 			key = end;
 			break;