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save: Add range check for level in xmlNodeDump

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This commit is contained in:
Nick Wellnhofer 2024-03-03 16:51:07 +01:00
parent 3061b56a1e
commit d2f7ca5305
1 changed files with 10 additions and 0 deletions
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10
xmlsave.c
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@ -9,6 +9,7 @@
#define IN_LIBXML #define IN_LIBXML
#include "libxml.h" #include "libxml.h"
#include <limits.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#include <libxml/xmlmemory.h> #include <libxml/xmlmemory.h>
@ -2428,6 +2429,10 @@ xmlNodeDump(xmlBufferPtr buf, xmlDocPtr doc, xmlNodePtr cur, int level,
if ((buf == NULL) || (cur == NULL)) if ((buf == NULL) || (cur == NULL))
return(-1); return(-1);
if (level < 0)
level = 0;
else if (level > 100)
level = 100;
buffer = xmlBufFromBuffer(buf); buffer = xmlBufFromBuffer(buf);
if (buffer == NULL) if (buffer == NULL)
return(-1); return(-1);
@ -2560,6 +2565,11 @@ xmlNodeDumpOutput(xmlOutputBufferPtr buf, xmlDocPtr doc, xmlNodePtr cur,
if ((buf == NULL) || (cur == NULL)) return; if ((buf == NULL) || (cur == NULL)) return;
if (level < 0)
level = 0;
else if (level > 100)
level = 100;
if (encoding == NULL) if (encoding == NULL)
encoding = "UTF-8"; encoding = "UTF-8";