From: Timo Sirainen <tss@iki.fi>
Date: Fri, 7 Aug 2009 18:21:40 +0000 (-0400)
Subject: lib-storage: Disallow control characters in mailbox names when creating them.
X-Git-Tag: 2.0.alpha1~311
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=6b067886457724ca13d81e869240500c5bd5d7e2;p=thirdparty%2Fdovecot%2Fcore.git

lib-storage: Disallow control characters in mailbox names when creating them.

--HG--
branch : HEAD
---

diff --git a/src/lib-storage/mailbox-list.c b/src/lib-storage/mailbox-list.c
index ac7bbe31e9..fa2bc8c69b 100644
--- a/src/lib-storage/mailbox-list.c
+++ b/src/lib-storage/mailbox-list.c
@@ -485,8 +485,15 @@ bool mailbox_list_is_valid_existing_name(struct mailbox_list *list,
 bool mailbox_list_is_valid_create_name(struct mailbox_list *list,
 				       const char *name)
 {
+	const char *p;
 	int ret;
 
+	/* safer to just disallow all control characters */
+	for (p = name; *p != '\0'; p++) {
+		if (*p < ' ')
+			return FALSE;
+	}
+
 	T_BEGIN {
 		string_t *str = t_str_new(256);
 		ret = imap_utf7_to_utf8(name, str);