From: Cristy <urban-warrior@imagemagick.org>
Date: Sat, 24 Mar 2018 19:14:45 +0000 (-0400)
Subject: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7106
X-Git-Tag: 7.0.7-28~17
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c3e7c6db0efd50a9bf9113d081bde0c5e9c45a17;p=imagemagick

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7106
---

diff --git a/coders/tiff.c b/coders/tiff.c
index b1508e7bf..a90680112 100644
--- a/coders/tiff.c
+++ b/coders/tiff.c
@@ -1729,6 +1729,8 @@ RestoreMSCWarning
           (unsigned int) rows_per_strip);
         (void) SetImageProperty(image,"tiff:rows-per-strip",value,exception);
       }
+    if (rows_per_strip > (image->columns*image->rows))
+      ThrowTIFFException(CorruptImageError,"ImproperImageHeader");
     if ((samples_per_pixel >= 3) && (interlace == PLANARCONFIG_CONTIG))
       if ((image->alpha_trait == UndefinedPixelTrait) ||
           (samples_per_pixel >= 4))