imgcodecs: add overflow checks

2018-01-09 17:56:52 +03:00
parent be5247921d
commit 8a76fadaa3
2 changed files with 8 additions and 1 deletions
@@ -95,6 +95,7 @@ bool  BmpDecoder::readHeader()
        m_offset = m_strm.getDWord();

        int  size = m_strm.getDWord();
+        CV_Assert(size > 0); // overflow, 2Gb limit

        if( size >= 36 )
        {