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Games:steam:SLE-15-SP3
poppler
poppler-CVE-2022-37050.patch
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File poppler-CVE-2022-37050.patch of Package poppler
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: [PATCH] pdfseparate: Check XRef's Catalog for being a Dict --- poppler/PDFDoc.cc | 4 ++++ 1 file changed, 4 insertions(+) Index: poppler-0.79.0/poppler/PDFDoc.cc =================================================================== --- poppler-0.79.0.orig/poppler/PDFDoc.cc +++ poppler-0.79.0/poppler/PDFDoc.cc @@ -937,6 +937,14 @@ int PDFDoc::savePageAs(const GooString * // get and mark output intents etc. Object catObj = getXRef()->getCatalog(); + if (!catObj.isDict()) { + fclose(f); + delete yRef; + delete countRef; + delete outStr; + 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();
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