1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Object/WasmObjectFile.cpp b/llvm/lib/Object/WasmObjectFile.cpp
index 121e1f98f3e..d37057fc391 100644
--- a/llvm/lib/Object/WasmObjectFile.cpp
+++ b/llvm/lib/Object/WasmObjectFile.cpp
@@ -466,6 +466,10 @@ Error WasmObjectFile::parseLinkingSectionSymtab(const uint8_t *&Ptr,
       break;
 
     case wasm::WASM_SYMBOL_TYPE_SECTION: {
+      if ((Info.Flags & wasm::WASM_SYMBOL_BINDING_MASK) !=
+          wasm::WASM_SYMBOL_BINDING_LOCAL)
+        return make_error<GenericBinaryError>("Section symbol must have local binding",
+                                              object_error::parse_failed);
       Info.ElementIndex = readVaruint32(Ptr);
       // Use somewhat unique section name as symbol name.
       StringRef SectionName = Sections[Info.ElementIndex].Name;