From e1ff7245ee176c18bd0b773a7e11df6bb95d7b7e Mon Sep 17 00:00:00 2001
From: Bob Arnson <bob@firegiant.com>
Date: Tue, 1 Sep 2020 18:31:26 -0400
Subject: Fix check for valid 8.3 names for >3 extensions.

---
 src/WixToolset.Core/Common.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/WixToolset.Core')

diff --git a/src/WixToolset.Core/Common.cs b/src/WixToolset.Core/Common.cs
index 6efc7571..1bb895be 100644
--- a/src/WixToolset.Core/Common.cs
+++ b/src/WixToolset.Core/Common.cs
@@ -253,7 +253,7 @@ namespace WixToolset.Core
                 {
                     return filename.Length < 9;
                 }
-                else if (expectedDot > 8 || filename[expectedDot] != '.')
+                else if (expectedDot > 8 || filename[expectedDot] != '.' || expectedDot + 4 < filename.Length)
                 {
                     return false;
                 }
-- 
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