From c9620d7824e58bdc79a0fde09003ec047b1af3f6 Mon Sep 17 00:00:00 2001
From: Ladislav Zezula <zezula@volny.cz>
Date: Tue, 22 Apr 2025 22:40:25 +0200
Subject: Fixed more bugs from POCs

---
 src/SFileReadFile.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/SFileReadFile.cpp')

diff --git a/src/SFileReadFile.cpp b/src/SFileReadFile.cpp
index 1e990aa..f2c17ba 100644
--- a/src/SFileReadFile.cpp
+++ b/src/SFileReadFile.cpp
@@ -310,7 +310,7 @@ static DWORD ReadMpqFileSingleUnit(TMPQFile * hf, void * pvBuffer, DWORD dwFileP
             // deDE\DBFilesClient\MountCapability.dbc  0x93->0x77  0x77     0x77     No
             //
 
-            if(pFileEntry->dwFlags & MPQ_FILE_PATCH_FILE)
+            if(pFileEntry->dwFlags & MPQ_FILE_PATCH_FILE && cbInBuffer > sizeof(TPatchInfo))
                 cbInBuffer = cbInBuffer - sizeof(TPatchInfo);
 
             // Is the file compressed by Blizzard's multiple compression ?
-- 
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