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qpdf
qpdf-CVE-2022-34503.patch
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File qpdf-CVE-2022-34503.patch of Package qpdf
Index: qpdf-8.0.2/libqpdf/QPDF.cc =================================================================== --- qpdf-8.0.2.orig/libqpdf/QPDF.cc +++ qpdf-8.0.2/libqpdf/QPDF.cc @@ -947,6 +947,13 @@ QPDF::processXRefStream(qpdf_offset_t xr "Cross-reference stream's /W contains" " impossibly large values"); } + if (W[i] < 0) + { + throw QPDFExc(qpdf_e_damaged_pdf, this->m->file->getName(), + "xref stream", xref_offset, + "Cross-reference stream's /W contains" + " negative values"); + } entry_size += W[i]; } if (entry_size == 0)
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