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Code Issues Releases Wiki Activity

Add sanity check for xref stream /Size entry

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m-holger 2024-09-28 00:25:31 +01:00
parent 529501aa41
commit 1b6a504d42
1 changed files with 3 additions and 0 deletions
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libqpdf/QPDF.cc
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@ -1295,6 +1295,9 @@ QPDF::Xref_table::process_stream(qpdf_offset_t xref_offset, QPDFObjectHandle& xr
if (!trailer_) {
trailer_ = dict;
if (size > toS(max_id_)) {
throw damaged("Cross-reference stream /Size entry is impossibly large");
}
table.resize(size);
}