Eliminate use-of-uninitialized-value in GetProfilesFromResourceBlock()

Credit OSS Fuzz

diff --git a/MagickCore/profile.c b/MagickCore/profile.c
index cdfc41b1d6ee945c5ccb57dab8fe36cac32a3be8..1fc90874cd2b48cf5073eeae6f35390f957f807e 100644 (file)
--- a/MagickCore/profile.c
+++ b/MagickCore/profile.c
@@ -1527,6 +1527,8 @@ static void GetProfilesFromResourceBlock(Image *image,
         /*
           Resolution.
         */
+        if (count < 10)
+          break;
         p=ReadResourceLong(p,&resolution);
         image->resolution.x=((double) resolution)/65536.0;
         p=ReadResourceShort(p,&units)+2;