ImageMagick/CVE-2020-27764.patch

59 lines
2.1 KiB
Diff

From 3e21bc8a58b4ae38d24c7e283837cc279f35b6a5 Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Wed, 9 Oct 2019 18:44:16 -0400
Subject: [PATCH] https://github.com/ImageMagick/ImageMagick/issues/1735
---
magick/statistic.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/magick/statistic.c b/magick/statistic.c
index 7bc816360..87a9a42f4 100644
--- a/magick/statistic.c
+++ b/magick/statistic.c
@@ -259,7 +259,7 @@ static MagickRealType ApplyEvaluateOperator(RandomInfo *random_info,
}
case AndEvaluateOperator:
{
- result=(MagickRealType) ((size_t) pixel & (size_t) (value+0.5));
+ result=(MagickRealType) ((ssize_t) pixel & (ssize_t) (value+0.5));
break;
}
case CosineEvaluateOperator:
@@ -299,7 +299,7 @@ static MagickRealType ApplyEvaluateOperator(RandomInfo *random_info,
}
case LeftShiftEvaluateOperator:
{
- result=(MagickRealType) ((size_t) pixel << (size_t) (value+0.5));
+ result=(MagickRealType) ((ssize_t) pixel << (ssize_t) (value+0.5));
break;
}
case LogEvaluateOperator:
@@ -342,7 +342,7 @@ static MagickRealType ApplyEvaluateOperator(RandomInfo *random_info,
}
case OrEvaluateOperator:
{
- result=(MagickRealType) ((size_t) pixel | (size_t) (value+0.5));
+ result=(MagickRealType) ((ssize_t) pixel | (ssize_t) (value+0.5));
break;
}
case PoissonNoiseEvaluateOperator:
@@ -359,7 +359,7 @@ static MagickRealType ApplyEvaluateOperator(RandomInfo *random_info,
}
case RightShiftEvaluateOperator:
{
- result=(MagickRealType) ((size_t) pixel >> (size_t) (value+0.5));
+ result=(MagickRealType) ((ssize_t) pixel >> (ssize_t) (value+0.5));
break;
}
case RootMeanSquareEvaluateOperator:
@@ -413,7 +413,7 @@ static MagickRealType ApplyEvaluateOperator(RandomInfo *random_info,
}
case XorEvaluateOperator:
{
- result=(MagickRealType) ((size_t) pixel ^ (size_t) (value+0.5));
+ result=(MagickRealType) ((ssize_t) pixel ^ (ssize_t) (value+0.5));
break;
}
}