a789f654a0
* gnu/packages/vnc.scm (libvnc): New variable. gnu/packages/patches/libvnc-CVE-2018-20750.patch, gnu/packages/patches/libvnc-CVE-2019-15681.patch: New files. * gnu/local.mk: Add them.
24 lines
865 B
Diff
24 lines
865 B
Diff
From d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a Mon Sep 17 00:00:00 2001
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From: Christian Beier <dontmind@freeshell.org>
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Date: Mon, 19 Aug 2019 22:32:25 +0200
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Subject: [PATCH] rfbserver: don't leak stack memory to the remote
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Thanks go to Pavel Cheremushkin of Kaspersky for reporting.
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---
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libvncserver/rfbserver.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/libvncserver/rfbserver.c b/libvncserver/rfbserver.c
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index 3bacc891..310e5487 100644
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--- a/libvncserver/rfbserver.c
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+++ b/libvncserver/rfbserver.c
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@@ -3724,6 +3724,8 @@ rfbSendServerCutText(rfbScreenInfoPtr rfbScreen,char *str, int len)
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rfbServerCutTextMsg sct;
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rfbClientIteratorPtr iterator;
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+ memset((char *)&sct, 0, sizeof(sct));
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+
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iterator = rfbGetClientIterator(rfbScreen);
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while ((cl = rfbClientIteratorNext(iterator)) != NULL) {
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sct.type = rfbServerCutText;
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