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poppler
poppler-CVE-2023-34872.patch
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File poppler-CVE-2023-34872.patch of Package poppler
From 591235c8b6c65a2eee88991b9ae73490fd9afdfe Mon Sep 17 00:00:00 2001 From: Albert Astals Cid <aacid@kde.org> Date: Wed, 17 May 2023 22:42:05 +0200 Subject: [PATCH] OutlineItem::open: Fix crash on malformed files Fixes #1399 --- poppler/Outline.cc | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/poppler/Outline.cc b/poppler/Outline.cc index cbb6cb498..4c68be990 100644 --- a/poppler/Outline.cc +++ b/poppler/Outline.cc @@ -483,8 +483,12 @@ void OutlineItem::open() { if (!kids) { Object itemDict = xref->fetch(ref); - const Object &firstRef = itemDict.dictLookupNF("First"); - kids = readItemList(this, &firstRef, xref, doc); + if (itemDict.isDict()) { + const Object &firstRef = itemDict.dictLookupNF("First"); + kids = readItemList(this, &firstRef, xref, doc); + } else { + kids = new std::vector<OutlineItem *>(); + } } } -- GitLab
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