diff --git a/Core/Debugger/SymbolMap.cpp b/Core/Debugger/SymbolMap.cpp
index ea23ca0fe2..b3fa7a9145 100644
--- a/Core/Debugger/SymbolMap.cpp
+++ b/Core/Debugger/SymbolMap.cpp
@@ -152,7 +152,7 @@ bool SymbolMap::LoadSymbolMap(const char *filename)
 
 	while (!feof(f))
 	{
-		char line[512],temp[256];
+		char line[512], temp[256] = {0};
 		char *p = fgets(line,512,f);
 		if(p == NULL)
 			break;
@@ -233,7 +233,7 @@ bool SymbolMap::LoadNocashSym(const char *filename)
 
 	while (!feof(f))
 	{
-		char line[256],value[256];
+		char line[256], value[256] = {0};
 		char *p = fgets(line,256,f);
 		if(p == NULL)
 			break;
diff --git a/Core/FileSystems/DirectoryFileSystem.cpp b/Core/FileSystems/DirectoryFileSystem.cpp
index 293c40cc70..a770fabc4c 100644
--- a/Core/FileSystems/DirectoryFileSystem.cpp
+++ b/Core/FileSystems/DirectoryFileSystem.cpp
@@ -243,7 +243,7 @@ bool DirectoryFileHandle::Open(std::string& basePath, std::string& fileName, Fil
 
 size_t DirectoryFileHandle::Read(u8* pointer, s64 size)
 {
-	size_t bytesRead;
+	size_t bytesRead = 0;
 #ifdef _WIN32
 	::ReadFile(hFile, (LPVOID)pointer, (DWORD)size, (LPDWORD)&bytesRead, 0);
 #else
@@ -254,7 +254,7 @@ size_t DirectoryFileHandle::Read(u8* pointer, s64 size)
 
 size_t DirectoryFileHandle::Write(const u8* pointer, s64 size)
 {
-	size_t bytesWritten;
+	size_t bytesWritten = 0;
 #ifdef _WIN32
 	::WriteFile(hFile, (LPVOID)pointer, (DWORD)size, (LPDWORD)&bytesWritten, 0);
 #else