import poppler-20.11.0-3.el8_5.1
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SOURCES/poppler-20.11.0-bad-generation.patch
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35
SOURCES/poppler-20.11.0-bad-generation.patch
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From 4f478daa6a9734b8f269a6586bdce2909844bb6f Mon Sep 17 00:00:00 2001
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From: Albert Astals Cid <aacid@kde.org>
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Date: Wed, 23 Dec 2020 23:52:58 +0100
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Subject: Fix opening files by some generators that are a bit broken
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But Adobe opens it and it's easy to fix
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diff --git a/poppler/XRef.cc b/poppler/XRef.cc
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index 66d3f04a..c36c747a 100644
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--- a/poppler/XRef.cc
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+++ b/poppler/XRef.cc
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@@ -45,6 +45,7 @@
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#include <cctype>
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#include <climits>
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#include <cfloat>
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+#include <limits>
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#include "goo/gfile.h"
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#include "goo/gmem.h"
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#include "Object.h"
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@@ -793,8 +794,13 @@ bool XRef::readXRefStreamSection(Stream *xrefStr, const int *w, int first, int n
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gen = (gen << 8) + c;
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}
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if (gen > INT_MAX) {
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- error(errSyntaxError, -1, "Gen inside xref table too large (bigger than INT_MAX)");
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- return false;
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+ if (i == 0 && gen == std::numeric_limits<uint32_t>::max()) {
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+ // workaround broken generators
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+ gen = 65535;
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+ } else {
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+ error(errSyntaxError, -1, "Gen inside xref table too large (bigger than INT_MAX)");
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+ return false;
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+ }
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}
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if (entries[i].offset == -1) {
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switch (type) {
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@ -4,7 +4,7 @@
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Summary: PDF rendering library
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Name: poppler
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Version: 20.11.0
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Release: 3%{?dist}
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Release: 3%{?dist}.1
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License: (GPLv2 or GPLv3) and GPLv2+ and LGPLv2+ and MIT
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URL: http://poppler.freedesktop.org/
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Source0: http://poppler.freedesktop.org/poppler-%{version}.tar.xz
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@ -24,6 +24,9 @@ Patch21: poppler-0.66.0-nss.patch
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# https://bugzilla.redhat.com/show_bug.cgi?id=1981108
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Patch22: poppler-20.11.0-check-gdatetime.patch
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# https://bugzilla.redhat.com/show_bug.cgi?id=2002691
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Patch23: poppler-20.11.0-bad-generation.patch
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BuildRequires: cmake
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BuildRequires: gettext-devel
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BuildRequires: pkgconfig(cairo)
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@ -228,6 +231,10 @@ test "$(pkg-config --modversion poppler-splash)" = "%{version}"
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%{_mandir}/man1/*
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%changelog
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* Tue Oct 19 2021 Marek Kasik <mkasik@redhat.com> - 20.11.0-3.el8_5.1
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- Fix opening files with streams with wrong generations
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- Resolves: #2002691
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* Wed Aug 4 2021 Marek Kasik <mkasik@redhat.com> - 20.11.0-3
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- Fix crash when processing dates of embedded files
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- Resolves: #1981108
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