From 269640a83ac140b48aaa191eec13ead5dd60519a Mon Sep 17 00:00:00 2001 From: maminjie Date: Thu, 3 Jun 2021 11:24:44 +0800 Subject: [PATCH] Handle empty lists in IMAP BODYSTRUCTURE parsing as invalid reference: https://github.com/dovecot/core/commit/586cca576970cc377a40f995512dbc02981900a3 --- src/lib-imap/imap-bodystructure.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/lib-imap/imap-bodystructure.c b/src/lib-imap/imap-bodystructure.c index b52af28..07bd5a4 100644 --- a/src/lib-imap/imap-bodystructure.c +++ b/src/lib-imap/imap-bodystructure.c @@ -276,6 +276,8 @@ imap_bodystructure_params_parse(const struct imap_arg *arg, return -1; if ((list_count % 2) != 0) return -1; + if (list_count == 0) + return -1; params_count = list_count/2; params = p_new(pool, struct message_part_param, params_count+1); -- 2.23.0