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home:yukoff:openSUSE:Leap:42.1:Backports
p7zip
CVE-2021-3465.patch
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File CVE-2021-3465.patch of Package p7zip
Index: p7zip_16.02/CPP/7zip/Common/StreamObjects.cpp =================================================================== --- p7zip_16.02.orig/CPP/7zip/Common/StreamObjects.cpp +++ p7zip_16.02/CPP/7zip/Common/StreamObjects.cpp @@ -157,6 +157,8 @@ STDMETHODIMP CDynBufSeqOutStream::Write( STDMETHODIMP CBufPtrSeqOutStream::Write(const void *data, UInt32 size, UInt32 *processedSize) { + if(_buffer == nullptr || _size == _pos) + return E_FAIL; size_t rem = _size - _pos; if (rem > size) rem = (size_t)size;
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