You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
24 lines
710 B
24 lines
710 B
diff --git a/tools/ddjvu.cpp b/tools/ddjvu.cpp
|
|
index 7109952..b41f7d2 100644
|
|
--- a/tools/ddjvu.cpp
|
|
+++ b/tools/ddjvu.cpp
|
|
@@ -70,6 +70,7 @@
|
|
#include <locale.h>
|
|
#include <fcntl.h>
|
|
#include <errno.h>
|
|
+#include <stdint.h>
|
|
|
|
#ifdef UNIX
|
|
# include <sys/time.h>
|
|
@@ -394,7 +395,9 @@ render(ddjvu_page_t *page, int pageno)
|
|
rowsize = rrect.w;
|
|
else
|
|
rowsize = rrect.w * 3;
|
|
- if (! (image = (char*)malloc(rowsize * rrect.h)))
|
|
+ if ((size_t)rowsize > SIZE_MAX / rrect.h)
|
|
+ die(i18n("Integer overflow when allocating image buffer for page %d"), pageno);
|
|
+ if (! (image = (char*)malloc((size_t)rowsize * rrect.h)))
|
|
die(i18n("Cannot allocate image buffer for page %d"), pageno);
|
|
|
|
/* Render */
|