[win-pv-devel] [PATCH 4/4] Make sure input buffers are always null-terminated

[Owen Smith <owen.smith@xxxxxxxxxx>]

Signed-off-by: Owen Smith <owen.smith@xxxxxxxxxx>
---
 src/tty/tty.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/tty/tty.c b/src/tty/tty.c
index c3dfcf9..cb1378d 100644
--- a/src/tty/tty.c
+++ b/src/tty/tty.c
@@ -317,6 +317,8 @@ GetCredentials(
                       sizeof (Context->UserName),
                       &Size,
                       FALSE);
+    Context->UserName[MAXIMUM_BUFFER_SIZE - 1] = TEXT('\0');
+
     if (!Success)
         return FALSE;
 
@@ -338,6 +340,8 @@ GetCredentials(
                       PasswordSize,
                       &Size,
                       TRUE);
+    Password[(PasswordSize / sizeof(TCHAR)) - 1] = TEXT('\0');
+
     if (!Success)
         return FALSE;
 
@@ -384,6 +388,8 @@ RequestElevation(
                       sizeof (Buffer),
                       &Size,
                       FALSE);
+    Buffer[MAXIMUM_BUFFER_SIZE - 1] = TEXT('\0');
+
     if (!Success)
         return FALSE;
 
-- 
2.16.2.windows.1


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