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import UBI poppler-20.11.0-10.el8

This commit is contained in:
eabdullin 2023-11-15 03:47:51 +00:00
parent 7e2a60060d
commit 31db69a74b
5 changed files with 173 additions and 1 deletions
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21
SOURCES/poppler-20.11.0-XRef-check-isDict.patch Normal file
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@ -0,0 +1,21 @@
From dcd5bd8238ea448addd102ff045badd0aca1b990 Mon Sep 17 00:00:00 2001
From: crt <chluo@cse.cuhk.edu.hk>
Date: Wed, 27 Jul 2022 08:40:02 +0000
Subject: pdfseparate: Check XRef's Catalog for being a Dict
diff --git a/poppler/PDFDoc.cc b/poppler/PDFDoc.cc
index 351140af..c26a41c4 100644
--- a/poppler/PDFDoc.cc
+++ b/poppler/PDFDoc.cc
@@ -886,6 +886,10 @@ int PDFDoc::savePageAs(const GooString &name, int pageNo)
// get and mark output intents etc.
Object catObj = getXRef()->getCatalog();
+ if (!catObj.isDict()) {
+ error(errSyntaxError, -1, "XRef's Catelog is not a dictionary");
+ return errOpenFile;
+ }
Dict *catDict = catObj.getDict();
Object pagesObj = catDict->lookup("Pages");
Object afObj = catDict->lookupNF("AcroForm").copy();

34
SOURCES/poppler-20.11.0-check-isDict.patch Normal file
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@ -0,0 +1,34 @@
--- a/poppler/PDFDoc.cc
+++ b/poppler/PDFDoc.cc
@@ -1757,6 +1757,9 @@ void PDFDoc::replacePageDict(int pageNo,
{
Ref *refPage = getCatalog()->getPageRef(pageNo);
Object page = getXRef()->fetch(*refPage);
+ if (!page.isDict()) {
+ return;
+ }
Dict *pageDict = page.getDict();
pageDict->remove("MediaBoxssdf");
pageDict->remove("MediaBox");
--- a/utils/pdfunite.cc
+++ b/utils/pdfunite.cc
@@ -293,9 +293,18 @@ int main(int argc, char *argv[])
const PDFRectangle *cropBox = nullptr;
if (docs[i]->getCatalog()->getPage(j)->isCropped())
cropBox = docs[i]->getCatalog()->getPage(j)->getCropBox();
- docs[i]->replacePageDict(j, docs[i]->getCatalog()->getPage(j)->getRotate(), docs[i]->getCatalog()->getPage(j)->getMediaBox(), cropBox);
Ref *refPage = docs[i]->getCatalog()->getPageRef(j);
Object page = docs[i]->getXRef()->fetch(*refPage);
+ if (!page.isDict()) {
+ fclose(f);
+ delete yRef;
+ delete countRef;
+ delete outStr;
+ error(errSyntaxError, -1, "PDFDoc::replacePageDict failed.");
+ return -1;
+ } else {
+ docs[i]->replacePageDict(j, docs[i]->getCatalog()->getPage(j)->getRotate(), docs[i]->getCatalog()->getPage(j)->getMediaBox(), cropBox);
+ }
Dict *pageDict = page.getDict();
Object *resDict = docs[i]->getCatalog()->getPage(j)->getResourceDictObject();
if (resDict->isDict()) {

48
SOURCES/poppler-20.11.0-pdfunite-broken-document.patch Normal file
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@ -0,0 +1,48 @@
From efb68686784f0c58668b7ced990fd173e09346db Mon Sep 17 00:00:00 2001
From: Albert Astals Cid <aacid@kde.org>
Date: Thu, 18 Aug 2022 23:41:24 +0200
Subject: pdfunite: Don't crash in broken documents
diff --git a/utils/pdfunite.cc b/utils/pdfunite.cc
index 86e75555..a154f40d 100644
--- a/utils/pdfunite.cc
+++ b/utils/pdfunite.cc
@@ -106,16 +106,21 @@ static void doMergeNameDict(PDFDoc *doc, XRef *srcXRef, XRef *countRef, int oldR
}
}
-static void doMergeFormDict(Dict *srcFormDict, Dict *mergeFormDict, int numOffset)
+static bool doMergeFormDict(Dict *srcFormDict, Dict *mergeFormDict, int numOffset)
{
Object srcFields = srcFormDict->lookup("Fields");
Object mergeFields = mergeFormDict->lookup("Fields");
if (srcFields.isArray() && mergeFields.isArray()) {
for (int i = 0; i < mergeFields.arrayGetLength(); i++) {
const Object &value = mergeFields.arrayGetNF(i);
+ if (!value.isRef()) {
+ error(errSyntaxError, -1, "Fields object is not a Ref.");
+ return false;
+ }
srcFields.arrayAdd(Object({ value.getRef().num + numOffset, value.getRef().gen }));
}
}
+ return true;
}
///////////////////////////////////////////////////////////////////////////
@@ -332,7 +337,13 @@ int main(int argc, char *argv[])
if (afObj.isNull()) {
afObj = pageCatDict->lookupNF("AcroForm").copy();
} else if (afObj.isDict()) {
- doMergeFormDict(afObj.getDict(), pageForm.getDict(), numOffset);
+ if (!doMergeFormDict(afObj.getDict(), pageForm.getDict(), numOffset)) {
+ fclose(f);
+ delete yRef;
+ delete countRef;
+ delete outStr;
+ return -1;
+ }
}
}
objectsCount += docs[i]->writePageObjects(outStr, yRef, numOffset, true);

41
SOURCES/poppler-20.11.0-pdfunite-check-isDict.patch Normal file
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@ -0,0 +1,41 @@
From 4631115647c1e4f0482ffe0491c2f38d2231337b Mon Sep 17 00:00:00 2001
From: crt <chluo@cse.cuhk.edu.hk>
Date: Fri, 29 Jul 2022 20:51:11 +0000
Subject: Check isDict before calling getDict
Issue #1276
diff --git a/utils/pdfunite.cc b/utils/pdfunite.cc
index b96b0378..050927d3 100644
--- a/utils/pdfunite.cc
+++ b/utils/pdfunite.cc
@@ -197,6 +197,14 @@ int main(int argc, char *argv[])
Object ocObj;
if (docs.size() >= 1) {
Object catObj = docs[0]->getXRef()->getCatalog();
+ if(!catObj.isDict()){
+ fclose(f);
+ delete yRef;
+ delete countRef;
+ delete outStr;
+ error(errSyntaxError, -1, "XRef's Catalog is not a dictionary.");
+ return -1;
+ }
Dict *catDict = catObj.getDict();
intents = catDict->lookup("OutputIntents");
afObj = catDict->lookupNF("AcroForm").copy();
@@ -295,6 +303,14 @@ int main(int argc, char *argv[])
}
}
Object pageCatObj = docs[i]->getXRef()->getCatalog();
+ if(!pageCatObj.isDict()){
+ fclose(f);
+ delete yRef;
+ delete countRef;
+ delete outStr;
+ error(errSyntaxError, -1, "XRef's Catalog is not a dictionary.");
+ return -1;
+ }
Dict *pageCatDict = pageCatObj.getDict();
Object pageNames = pageCatDict->lookup("Names");
if (!pageNames.isNull() && pageNames.isDict()) {

30
SPECS/poppler.spec
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@ -4,7 +4,7 @@
Summary: PDF rendering library
Name: poppler
Version: 20.11.0
Release: 6%{?dist}
Release: 10%{?dist}
License: (GPLv2 or GPLv3) and GPLv2+ and LGPLv2+ and MIT
URL: http://poppler.freedesktop.org/
Source0: http://poppler.freedesktop.org/poppler-%{version}.tar.xz
@ -33,6 +33,18 @@ Patch24: poppler-20.11.0-hints.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2124527
Patch25: poppler-20.11.0-jbig-symbol-overflow.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2189815
Patch26: poppler-20.11.0-pdfunite-broken-document.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2189811
Patch27: poppler-20.11.0-pdfunite-check-isDict.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2189814
Patch28: poppler-20.11.0-check-isDict.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2189810
Patch29: poppler-20.11.0-XRef-check-isDict.patch
BuildRequires: cmake
BuildRequires: gettext-devel
BuildRequires: pkgconfig(cairo)
@ -237,6 +249,22 @@ test "$(pkg-config --modversion poppler-splash)" = "%{version}"
%{_mandir}/man1/*
%changelog
* Fri Jun 9 2023 Marek Kasik <mkasik@redhat.com> - 21.01.0-10
- Check XRef's Catalog for being a Dict
- Resolves: #2189816
* Fri Jun 9 2023 Marek Kasik <mkasik@redhat.com> - 20.11.0-9
- Check isDict before calling getDict 2
- Resolves: #2189837
* Fri Jun 9 2023 Marek Kasik <mkasik@redhat.com> - 20.11.0-8
- Check isDict before calling getDict
- Resolves: #2189823
* Fri Jun 9 2023 Marek Kasik <mkasik@redhat.com> - 20.11.0-7
- Don't crash in broken documents
- Resolves: #2189844
* Tue Sep 20 2022 Marek Kasik <mkasik@redhat.com> - 20.11.0-6
- Check for overflow when computing number of symbols
- in JBIG2 text region