From 0ed25f66ccc56d56b3b5b7d64f4537bafbb42697 Mon Sep 17 00:00:00 2001 From: Jeremy Harris Date: Mon, 26 Mar 2018 17:30:47 +0100 Subject: [PATCH] ARC: add guard in verify against lack of the dkim-verify context needed for body-hashing --- src/src/arc.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/src/arc.c b/src/src/arc.c index eb143b697..06ca93736 100644 --- a/src/src/arc.c +++ b/src/src/arc.c @@ -993,6 +993,12 @@ acl_verify_arc(void) arc_ctx ctx = { NULL }; const uschar * res; +if (!dkim_verify_ctx) + { + DEBUG(D_acl) debug_printf("ARC: no DKIM verify context\n"); + return NULL; + } + /* AS evaluation, per https://tools.ietf.org/html/draft-ietf-dmarc-arc-protocol-10#section-6 */ -- 2.25.1