[Backport] Security bug 1394382

Manually update libxml to the version 2.9.13 and the sha1
used on 102-based.

Change-Id: I699696b395258a6ba3a1a9b2f48d10036f2b638f
Reviewed-on: https://codereview.qt-project.org/c/qt/qtwebengine-chromium/+/450083
Reviewed-by: Michal Klocek <michal.klocek@qt.io>

1 files changed, 7 insertions, 6 deletions

diff --git a/chromium/third_party/libxml/src/xmlwriter.c b/chromium/third_party/libxml/src/xmlwriter.c
index 2ca2056e234..278f25d61a5 100644
--- a/chromium/third_party/libxml/src/xmlwriter.c
+++ b/chromium/third_party/libxml/src/xmlwriter.c
@@ -21,9 +21,10 @@
 
 #include <libxml/xmlwriter.h>
 
-#include "buf.h"
-#include "enc.h"
-#include "save.h"
+#include "private/buf.h"
+#include "private/enc.h"
+#include "private/error.h"
+#include "private/save.h"
 
 #define B64LINELEN 72
 #define B64CRLF "\r\n"
@@ -188,7 +189,7 @@ xmlNewTextWriter(xmlOutputBufferPtr out)
                         "xmlNewTextWriter : out of memory!\n");
         return NULL;
     }
-    memset(ret, 0, (size_t) sizeof(xmlTextWriter));
+    memset(ret, 0, sizeof(xmlTextWriter));
 
     ret->nodes = xmlListCreate(xmlFreeTextWriterStackEntry,
                                xmlCmpTextWriterStackEntry);
@@ -1541,7 +1542,7 @@ static int
 xmlOutputBufferWriteBase64(xmlOutputBufferPtr out, int len,
                            const unsigned char *data)
 {
-    static unsigned char dtable[64] =
+    static const unsigned char dtable[64] =
             {'A','B','C','D','E','F','G','H','I','J','K','L','M',
 	     'N','O','P','Q','R','S','T','U','V','W','X','Y','Z',
 	     'a','b','c','d','e','f','g','h','i','j','k','l','m',
@@ -1674,7 +1675,7 @@ xmlOutputBufferWriteBinHex(xmlOutputBufferPtr out,
 {
     int count;
     int sum;
-    static char hex[16] =
+    static const char hex[16] =
 	{'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
     int i;