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-rw-r--r--core/fpdfapi/page/cpdf_streamparser.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/core/fpdfapi/page/cpdf_streamparser.cpp b/core/fpdfapi/page/cpdf_streamparser.cpp
index 0d45ed0323..9533bb2a17 100644
--- a/core/fpdfapi/page/cpdf_streamparser.cpp
+++ b/core/fpdfapi/page/cpdf_streamparser.cpp
@@ -177,7 +177,8 @@ std::unique_ptr<CPDF_Stream> CPDF_StreamParser::ReadInlineStream(
if (OrigSize > m_pBuf.size() - m_Pos)
OrigSize = m_pBuf.size() - m_Pos;
pData.reset(FX_Alloc(uint8_t, OrigSize));
- memcpy(pData.get(), &m_pBuf[m_Pos], OrigSize);
+ auto copy_span = m_pBuf.subspan(m_Pos, OrigSize);
+ memcpy(pData.get(), copy_span.data(), copy_span.size());
dwStreamSize = OrigSize;
m_Pos += OrigSize;
} else {
@@ -209,7 +210,8 @@ std::unique_ptr<CPDF_Stream> CPDF_StreamParser::ReadInlineStream(
}
m_Pos = dwSavePos;
pData.reset(FX_Alloc(uint8_t, dwStreamSize));
- memcpy(pData.get(), &m_pBuf[m_Pos], dwStreamSize);
+ auto copy_span = m_pBuf.subspan(m_Pos, dwStreamSize);
+ memcpy(pData.get(), copy_span.data(), copy_span.size());
m_Pos += dwStreamSize;
}
pDict->SetNewFor<CPDF_Number>("Length", static_cast<int>(dwStreamSize));