ImageMagick/CVE-2020-25674.patch
2021-03-08 15:25:50 +08:00

23 lines
839 B
Diff

From 2fdff8e040cd4401498d89f3c3d1f89cffd118b0 Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Fri, 4 Oct 2019 19:00:10 -0400
Subject: [PATCH] https://github.com/ImageMagick/ImageMagick/issues/1715
---
coders/png.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/coders/png.c b/coders/png.c
index af50b863d..410741059 100644
--- a/coders/png.c
+++ b/coders/png.c
@@ -8790,7 +8790,7 @@ static MagickBooleanType WriteOnePNGImage(MngInfo *mng_info,
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" i (red,green,blue,opacity)");
- for (i=0; i < 256; i++)
+ for (i=0; i < MagickMin(image->colors,256); i++)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" %d (%d,%d,%d,%d)",