From b9b7d91989bb51a36aed682acf0a1725fedb1c15 Mon Sep 17 00:00:00 2001
From: elasota <ejlasota@gmail.com>
Date: Thu, 17 Mar 2022 13:12:53 -0400
Subject: [PATCH] Reject zip archives with non-zero file count but empty
 central directory

---
 PortabilityLayer/ZipFileProxy.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/PortabilityLayer/ZipFileProxy.cpp b/PortabilityLayer/ZipFileProxy.cpp
index a9003d4..4461839 100644
--- a/PortabilityLayer/ZipFileProxy.cpp
+++ b/PortabilityLayer/ZipFileProxy.cpp
@@ -324,6 +324,11 @@ namespace PortabilityLayer
 				return nullptr;
 			}
 		}
+		else
+		{
+			if (numFiles == 0)
+				return nullptr;
+		}
 
 		bool failed = false;