1 files changed, 7 insertions, 0 deletions
diff --git a/src/cmsxform.c b/src/cmsxform.c
index aa6b41c..73db5e2 100644
--- a/src/cmsxform.c
+++ b/src/cmsxform.c
@@ -644,6 +644,13 @@ cmsHTRANSFORM CMSEXPORT cmsCreateExtendedTransform(cmsContext ContextID,
         return NULL;
     }
 
+    // Check channel count
+    if ((cmsChannelsOf(EntryColorSpace) != cmsPipelineInputChannels(Lut)) ||
+        (cmsChannelsOf(ExitColorSpace)  != cmsPipelineOutputChannels(Lut))) {
+        cmsSignalError(ContextID, cmsERROR_NOT_SUITABLE, "Channel count doesn't match. Profile is corrupted");   
+        return NULL;    
+    }
+
    
     // All seems ok
     xform = AllocEmptyTransform(ContextID, Lut, LastIntent, &InputFormat, &OutputFormat, &dwFlags);