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djvulibre.16494
djvulibre-CVE-2019-15143.patch
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File djvulibre-CVE-2019-15143.patch of Package djvulibre.16494
diff --git a/libdjvu/GBitmap.cpp b/libdjvu/GBitmap.cpp index 0e487f0..c2fdbe4 100644 --- a/libdjvu/GBitmap.cpp +++ b/libdjvu/GBitmap.cpp @@ -890,11 +890,13 @@ GBitmap::read_rle_raw(ByteStream &bs) int c = 0; while (n >= 0) { - bs.read(&h, 1); + if (bs.read(&h, 1) <= 0) + G_THROW( ByteStream::EndOfFile ); int x = h; if (x >= (int)RUNOVERFLOWVALUE) { - bs.read(&h, 1); + if (bs.read(&h, 1) <= 0) + G_THROW( ByteStream::EndOfFile ); x = h + ((x - (int)RUNOVERFLOWVALUE) << 8); } if (c+x > ncolumns)
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