2 files changed, 3 insertions, 1 deletions
diff --git a/NEWS b/NEWS
index c5b251fe..be8bb18b 100644
--- a/NEWS
+++ b/NEWS
@@ -9,6 +9,7 @@
 fetchmail-5.0.0 ():
 * Patch by Dan Root to solve an endianness problem in IMAP-K4.
 * Fix lexical-analyzer bug that rejected `set nobouncemail',
+* Prevent send_bouncemail from stepping on SMTP antispam response.
 
 There are 262 people on fetchmail-friends and 356 on fetchmail-announce.
 
diff --git a/sink.c b/sink.c
index 72d97904..d854ba20 100644
--- a/sink.c
+++ b/sink.c
@@ -375,7 +375,8 @@ static int handle_smtp_report(struct query *ctl, struct msgblk *msg)
     int smtperr = atoi(smtp_response);
     char *responses[1];
 
-    responses[0] = smtp_response;
+    xalloca(responses[0], char *, strlen(smtp_response)+1);
+    strcpy(responses[0], smtp_response);
 
     /* required by RFC1870; sets us up to be able to send bouncemail */
     SMTP_rset(ctl->smtp_socket);