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-rw-r--r--lib/smtp.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/smtp.c b/lib/smtp.c
index 84fc68e41..d55647b12 100644
--- a/lib/smtp.c
+++ b/lib/smtp.c
@@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@@ -207,8 +207,12 @@ static bool smtp_endofresp(struct connectdata *conn, char *line, size_t len,
Section 4. Examples of RFC-4954 but some e-mail servers ignore this and
only send the response code instead as per Section 4.2. */
if(line[3] == ' ' || len == 5) {
+ char tmpline[6];
+
result = TRUE;
- *resp = curlx_sltosi(strtol(line, NULL, 10));
+ memset(tmpline, '\0', sizeof(tmpline));
+ memcpy(tmpline, line, (len == 5 ? 5 : 3));
+ *resp = curlx_sltosi(strtol(tmpline, NULL, 10));
/* Make sure real server never sends internal value */
if(*resp == 1)