34 lines
1.3 KiB
Diff
34 lines
1.3 KiB
Diff
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From 4f5dbbffcc1c6cf0398bd03450453289a0979dea Mon Sep 17 00:00:00 2001
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From: Dave Beckett <dave@dajobe.org>
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Date: Sat, 18 Sep 2021 17:40:00 -0700
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Subject: [PATCH] XML Writer : compare namespace declarations correctly
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Apply patch from
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0001-CVE-2020-25713-raptor2-malformed-input-file-can-lead.patch.1
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that fixes Issue#0000650 https://bugs.librdf.org/mantis/view.php?id=650
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which overwrote heap during XML writing in parse type literal
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content. This was detected with clang asan.
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Thanks to Michael Stahl / mst2 for the fix.
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[Retrieved from:
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https://github.com/dajobe/raptor/commit/4f5dbbffcc1c6cf0398bd03450453289a0979dea]
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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---
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src/raptor_xml_writer.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/raptor_xml_writer.c b/src/raptor_xml_writer.c
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index 56993dc3..4426d38c 100644
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--- a/src/raptor_xml_writer.c
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+++ b/src/raptor_xml_writer.c
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@@ -227,7 +227,7 @@ raptor_xml_writer_start_element_common(raptor_xml_writer* xml_writer,
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/* check it wasn't an earlier declaration too */
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for(j = 0; j < nspace_declarations_count; j++)
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- if(nspace_declarations[j].nspace == element->attributes[j]->nspace) {
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+ if(nspace_declarations[j].nspace == element->attributes[i]->nspace) {
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declare_me = 0;
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break;
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}
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