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diff -up tigervnc-1.3.0/common/CMakeLists.txt.CVE-2014-0011 tigervnc-1.3.0/common/CMakeLists.txt
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--- tigervnc-1.3.0/common/CMakeLists.txt.CVE-2014-0011 2013-07-01 13:42:01.000000000 +0100
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+++ tigervnc-1.3.0/common/CMakeLists.txt 2014-02-04 16:59:10.840037314 +0000
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@@ -23,3 +23,6 @@ if(CMAKE_COMPILER_IS_GNUCXX AND (CMAKE_S
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set_target_properties(zlib PROPERTIES COMPILE_FLAGS -fPIC)
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endif()
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endif()
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+
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+# Turn asserts on.
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+set_target_properties(rdr rfb PROPERTIES COMPILE_FLAGS -UNDEBUG)
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diff -up tigervnc-1.3.0/common/rfb/zrleDecode.h.CVE-2014-0011 tigervnc-1.3.0/common/rfb/zrleDecode.h
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--- tigervnc-1.3.0/common/rfb/zrleDecode.h.CVE-2014-0011 2013-07-01 13:41:59.000000000 +0100
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+++ tigervnc-1.3.0/common/rfb/zrleDecode.h 2014-02-04 16:17:00.881565540 +0000
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@@ -25,9 +25,10 @@
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// FILL_RECT - fill a rectangle with a single colour
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// IMAGE_RECT - draw a rectangle of pixel data from a buffer
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+#include <stdio.h>
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#include <rdr/InStream.h>
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#include <rdr/ZlibInStream.h>
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-#include <assert.h>
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+#include <rfb/Exception.h>
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namespace rfb {
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@@ -143,7 +144,10 @@ void ZRLE_DECODE (const Rect& r, rdr::In
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len += b;
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} while (b == 255);
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- assert(len <= end - ptr);
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+ if (end - ptr < len) {
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+ fprintf (stderr, "ZRLE decode error\n");
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+ throw Exception ("ZRLE decode error");
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+ }
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#ifdef FAVOUR_FILL_RECT
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int i = ptr - buf;
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@@ -193,7 +197,10 @@ void ZRLE_DECODE (const Rect& r, rdr::In
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len += b;
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} while (b == 255);
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- assert(len <= end - ptr);
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+ if (end - ptr < len) {
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+ fprintf (stderr, "ZRLE decode error\n");
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+ throw Exception ("ZRLE decode error");
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+ }
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}
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index &= 127;
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