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poppler
CVE-2018-19058.patch
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File CVE-2018-19058.patch of Package poppler
From 6912e06d9ab19ba28991b5cab3319d61d856bd6d Mon Sep 17 00:00:00 2001 From: Adam Reichold <adam.reichold@t-online.de> Date: Tue, 6 Nov 2018 09:00:02 +0100 Subject: [PATCH] Check for stream before calling stream methods when saving an embedded file. Closes #659 --- poppler/FileSpec.cc | 3 +++ 1 file changed, 3 insertions(+) Index: poppler-0.62.0/poppler/FileSpec.cc =================================================================== --- poppler-0.62.0.orig/poppler/FileSpec.cc 2017-12-03 19:25:06.000000000 +0000 +++ poppler-0.62.0/poppler/FileSpec.cc 2019-03-20 11:20:50.360442049 +0000 @@ -92,6 +92,9 @@ GBool EmbFile::save(const char *path) { GBool EmbFile::save2(FILE *f) { int c; + if (unlikely(!m_objStr.isStream())) + return false; + m_objStr.streamReset(); while ((c = m_objStr.streamGetChar()) != EOF) { fputc(c, f);
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