[CVE-2017-11796] Don't reset envDepths for nested compiled functions

chakra-core · Oct 10, 2017 · 6eba63d · 6eba63d
1 parent e2b35ab
commit 6eba63d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/Runtime/ByteCode/ByteCodeEmitter.cpp b/lib/Runtime/ByteCode/ByteCodeEmitter.cpp
@@ -3481,7 +3481,7 @@ void ByteCodeGenerator::StartEmitFunction(ParseNode *pnodeFnc)
 
     FuncInfo *funcInfo = pnodeFnc->sxFnc.funcInfo;
 
-    if (funcInfo->byteCodeFunction->IsFunctionParsed())
+    if (funcInfo->byteCodeFunction->IsFunctionParsed() && funcInfo->GetParsedFunctionBody()->GetByteCode() == nullptr)
     {
         if (!(flags & (fscrEval | fscrImplicitThis | fscrImplicitParents)))
         {