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authoreathenabot <eathenabot@54d463be-8e91-2dee-dedb-b68131a5f0ec>2012-05-31 05:28:43 +0000
committereathenabot <eathenabot@54d463be-8e91-2dee-dedb-b68131a5f0ec>2012-05-31 05:28:43 +0000
commitb258a76313a6273c645d419eb360468a78840200 (patch)
treeb2501fea48dda46cfb837bef99b45177a7f59e38 /src/map
parent1d3059bf05dcd1ed986a33eff7d9e35f381ef3ba (diff)
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* Merged changes up to eAthena 15111.
git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@16175 54d463be-8e91-2dee-dedb-b68131a5f0ec
Diffstat (limited to 'src/map')
-rw-r--r--src/map/clif.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/map/clif.c b/src/map/clif.c
index 97e96ec8e..56f1deb6d 100644
--- a/src/map/clif.c
+++ b/src/map/clif.c
@@ -5316,12 +5316,14 @@ void clif_displaymessage(const int fd, const char* mes)
message = aStrdup(mes);
line = strtok(message, "\n");
while(line != NULL) {
- int len = strlen(line);
+ // Limit message to 255+1 characters (otherwise it causes a buffer overflow in the client)
+ int len = strnlen(line, 255);
+
if (len > 0) { // don't send a void message (it's not displaying on the client chat). @help can send void line.
WFIFOHEAD(fd, 5 + len);
WFIFOW(fd,0) = 0x8e;
WFIFOW(fd,2) = 5 + len; // 4 + len + NULL teminate
- memcpy(WFIFOP(fd,4), line, len + 1);
+ safestrncpy(WFIFOP(fd,4), line, len + 1);
WFIFOSET(fd, 5 + len);
}
line = strtok(NULL, "\n");