milis/talimatname/genel/p/p7zip/CVE-2016-9296.patch

12 lines
493 B
Diff

--- ./CPP/7zip/Archive/7z/7zIn.cpp.orig 2016-11-21 01:42:29.460901230 +0000
+++ ./CPP/7zip/Archive/7z/7zIn.cpp 2016-11-21 01:42:57.481197725 +0000
@@ -1097,7 +1097,8 @@ HRESULT CInArchive::ReadAndDecodePackedS
if (CrcCalc(data, unpackSize) != folders.FolderCRCs.Vals[i])
ThrowIncorrect();
}
- HeadersSize += folders.PackPositions[folders.NumPackStreams];
+ if (folders.PackPositions)
+ HeadersSize += folders.PackPositions[folders.NumPackStreams];
return S_OK;
}