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SUSE:SLE-12-SP2:GA
poppler.23804
CVE-2017-14617.patch
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File CVE-2017-14617.patch of Package poppler.23804
From 939465c40902d72e0c05d4f3a27ee67e4a007ed7 Mon Sep 17 00:00:00 2001 From: Albert Astals Cid <aacid@kde.org> Date: Tue, 19 Sep 2017 21:19:03 +0200 Subject: [PATCH] Fix crash in broken files Bug #102854 --- poppler/Stream.cc | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/poppler/Stream.cc b/poppler/Stream.cc index f4eda85b..0ad602c7 100644 --- a/poppler/Stream.cc +++ b/poppler/Stream.cc @@ -454,11 +454,10 @@ ImageStream::ImageStream(Stream *strA, int widthA, int nCompsA, int nBitsA) { } else { imgLineSize = nVals; } - if (width > INT_MAX / nComps) { - // force a call to gmallocn(-1,...), which will throw an exception + if (nComps <= 0 || width > INT_MAX / nComps) { imgLineSize = -1; } - imgLine = (Guchar *)gmallocn(imgLineSize, sizeof(Guchar)); + imgLine = (Guchar *)gmallocn_checkoverflow(imgLineSize, sizeof(Guchar)); } imgIdx = nVals; } -- 2.14.2
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