diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/SFileOpenArchive.cpp | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/src/SFileOpenArchive.cpp b/src/SFileOpenArchive.cpp index a97ecea..587aa96 100644 --- a/src/SFileOpenArchive.cpp +++ b/src/SFileOpenArchive.cpp @@ -501,10 +501,14 @@ bool WINAPI SFileOpenArchive( break; } - // Set the size of file sector - ha->dwSectorSize = (0x200 << ha->pHeader->wSectorSize); + // Set the size of file sector. Be sure to check for integer overflow + if((ha->dwSectorSize = (0x200 << ha->pHeader->wSectorSize)) == 0) + dwErrCode = ERROR_FILE_CORRUPT; + } - // Verify if any of the tables doesn't start beyond the end of the file + // Verify if any of the tables doesn't start beyond the end of the file + if(dwErrCode == ERROR_SUCCESS) + { dwErrCode = VerifyMpqTablePositions(ha, FileSize); } |