diff options
Diffstat (limited to 'libqpdf/BitStream.cc')
| -rw-r--r-- | libqpdf/BitStream.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libqpdf/BitStream.cc b/libqpdf/BitStream.cc index eb511f72..14eae55d 100644 --- a/libqpdf/BitStream.cc +++ b/libqpdf/BitStream.cc @@ -16,6 +16,10 @@ BitStream::reset() { p = start; bit_offset = 7; + if (static_cast<unsigned int>(nbytes) > static_cast<unsigned int>(-1) / 8) + { + throw std::runtime_error("array too large for bitstream"); + } bits_available = 8 * nbytes; } |