Index: src/vdbeaux.c
==================================================================
--- src/vdbeaux.c
+++ src/vdbeaux.c
@@ -4249,16 +4249,16 @@
     i = 1;
     pRhs++;
   }else{
     idx1 = getVarint32(aKey1, szHdr1);
     d1 = szHdr1;
-    if( d1>(unsigned)nKey1 ){ 
-      pPKey2->errCode = (u8)SQLITE_CORRUPT_BKPT;
-      return 0;  /* Corruption */
-    }
     i = 0;
   }
+  if( d1>(unsigned)nKey1 ){ 
+    pPKey2->errCode = (u8)SQLITE_CORRUPT_BKPT;
+    return 0;  /* Corruption */
+  }
 
   VVA_ONLY( mem1.szMalloc = 0; ) /* Only needed by assert() statements */
   assert( pPKey2->pKeyInfo->nAllField>=pPKey2->nField 
        || CORRUPT_DB );
   assert( pPKey2->pKeyInfo->aSortOrder!=0 );

Index: test/fuzzdata7.db
==================================================================
--- test/fuzzdata7.db
+++ test/fuzzdata7.db
cannot compute difference between binary files