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Prevent possible buffer overflows when using very large (>= 8192 bit) RSA keys.
[tinc]
/
src
/
protocol.h
diff --git
a/src/protocol.h
b/src/protocol.h
index
7d6181e
..
d6a35be
100644
(file)
--- a/
src/protocol.h
+++ b/
src/protocol.h
@@
-1,7
+1,7
@@
/*
protocol.h -- header for protocol.c
/*
protocol.h -- header for protocol.c
- Copyright (C) 1999-200
4
Ivo Timmermans <ivo@tinc-vpn.org>,
- 2000-200
4
Guus Sliepen <guus@tinc-vpn.org>
+ Copyright (C) 1999-200
5
Ivo Timmermans <ivo@tinc-vpn.org>,
+ 2000-200
5
Guus Sliepen <guus@tinc-vpn.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@
-56,9
+56,12
@@
typedef struct past_request_t {
extern bool tunnelserver;
extern bool tunnelserver;
-/* Maximum size of strings in a request */
+/* Maximum size of strings in a request.
+ * scanf terminates %2048s with a NUL character,
+ * but the NUL character can be written after the 2048th non-NUL character.
+ */
-#define MAX_STRING_SIZE 204
8
+#define MAX_STRING_SIZE 204
9
#define MAX_STRING "%2048s"
#include "edge.h"
#define MAX_STRING "%2048s"
#include "edge.h"