41 lines
1.5 KiB
Diff
41 lines
1.5 KiB
Diff
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From 0fece4355e2a5d494936d285eb200314112c9a8b Mon Sep 17 00:00:00 2001
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From: ph10 <ph10@6239d852-aaf2-0410-a92c-79f79f948069>
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Date: Tue, 21 Mar 2017 16:25:01 +0000
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Subject: [PATCH] Fix memory leak when deserializing invalid data (Bugzilla
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2075).
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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git-svn-id: svn://vcs.exim.org/pcre2/code/trunk@693 6239d852-aaf2-0410-a92c-79f79f948069
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Petr Písař: Ported to 10.23.
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diff --git a/src/pcre2_serialize.c b/src/pcre2_serialize.c
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index 0af26d8..d2cc603 100644
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--- a/src/pcre2_serialize.c
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+++ b/src/pcre2_serialize.c
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@@ -7,7 +7,7 @@ and semantics are as close as possible to those of the Perl 5 language.
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Written by Philip Hazel
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Original API code Copyright (c) 1997-2012 University of Cambridge
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- New API code Copyright (c) 2016 University of Cambridge
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+ New API code Copyright (c) 2016-2017 University of Cambridge
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-----------------------------------------------------------------------------
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Redistribution and use in source and binary forms, with or without
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@@ -214,7 +214,10 @@ for (i = 0; i < number_of_codes; i++)
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if (dst_re->magic_number != MAGIC_NUMBER ||
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dst_re->name_entry_size > MAX_NAME_SIZE + IMM2_SIZE + 1 ||
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dst_re->name_count > MAX_NAME_COUNT)
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+ {
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+ memctl->free(dst_re, memctl->memory_data);
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return PCRE2_ERROR_BADSERIALIZEDDATA;
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+ }
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/* At the moment only one table is supported. */
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--
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2.7.4
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