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From d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a Mon Sep 17 00:00:00 2001
From: Christian Beier <dontmind@freeshell.org>
Date: Mon, 19 Aug 2019 22:32:25 +0200
Subject: [PATCH] rfbserver: don't leak stack memory to the remote
Thanks go to Pavel Cheremushkin of Kaspersky for reporting.
---
libvncserver/rfbserver.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libvncserver/rfbserver.c b/libvncserver/rfbserver.c
index 3bacc891..310e5487 100644
--- a/libvncserver/rfbserver.c
+++ b/libvncserver/rfbserver.c
@@ -3724,6 +3724,8 @@ rfbSendServerCutText(rfbScreenInfoPtr rfbScreen,char *str, int len)
rfbServerCutTextMsg sct;
rfbClientIteratorPtr iterator;
+ memset((char *)&sct, 0, sizeof(sct));
+
iterator = rfbGetClientIterator(rfbScreen);
while ((cl = rfbClientIteratorNext(iterator)) != NULL) {
sct.type = rfbServerCutText;