1 files changed, 2 insertions, 0 deletions

diff --git a/src/common/convert.c b/src/common/convert.c
index b139261..e4d8fea 100644
--- a/src/common/convert.c
+++ b/src/common/convert.c
@@ -45,6 +45,8 @@ EXTRACTOR_common_convert_to_utf8 (const char *input, size_t len, const char *cha
   cd = iconv_open ("UTF-8", charset);
   if (cd == (iconv_t) - 1)
     return strdup (i);
+  if (len > 1024 * 1024)
+    return NULL; /* too big for meta data */
   tmpSize = 3 * len + 4;
   tmp = malloc (tmpSize);
   if (tmp == NULL)