SHA256
1
0
forked from pool/fetchmail
fetchmail/fetchmail-6.3.8-CVE-2007-4565.patch

12 lines
382 B
Diff

--- sink.c
+++ sink.c
@@ -262,7 +262,7 @@
const char *md1 = "MAILER-DAEMON", *md2 = "MAILER-DAEMON@";
/* don't bounce in reply to undeliverable bounces */
- if (!msg->return_path[0] ||
+ if (!msg || !msg->return_path[0] ||
strcmp(msg->return_path, "<>") == 0 ||
strcasecmp(msg->return_path, md1) == 0 ||
strncasecmp(msg->return_path, md2, strlen(md2)) == 0)